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Editing: REQUEST-942-APPLICATION-ATTACK-SQLI.conf
# ------------------------------------------------------------------------ # OWASP ModSecurity Core Rule Set ver.3.3.2 # Copyright (c) 2006-2020 Trustwave and contributors. All rights reserved. # # The OWASP ModSecurity Core Rule Set is distributed under # Apache Software License (ASL) version 2 # Please see the enclosed LICENSE file for full details. # ------------------------------------------------------------------------ # # -= Paranoia Level 0 (empty) =- (apply unconditionally) # SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 1" "id:942011,phase:1,pass,nolog,skipAfter:END-REQUEST-942-APPLICATION-ATTACK-SQLI" SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 1" "id:942012,phase:2,pass,nolog,skipAfter:END-REQUEST-942-APPLICATION-ATTACK-SQLI" # # -= Paranoia Level 1 (default) =- (apply only when tx.executing_paranoia_level is sufficiently high: 1 or higher) # # # References: # # SQL Injection Knowledgebase (via @LightOS) - # http://websec.ca/kb/sql_injection # # SQLi Filter Evasion Cheat Sheet - # http://websec.wordpress.com/2010/12/04/sqli-filter-evasion-cheat-sheet-mysql/ # # SQL Injection Cheat Sheet - # http://ferruh.mavituna.com/sql-injection-cheatsheet-oku/ # # SQLMap's Tamper Scripts (for evasions) # https://svn.sqlmap.org/sqlmap/trunk/sqlmap/tamper/ # # # -=[ LibInjection Check ]=- # # There is a stricter sibling of this rule at 941101. It covers REQUEST_BASENAME. # # Ref: https://libinjection.client9.com/ # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|REQUEST_HEADERS:User-Agent|REQUEST_HEADERS:Referer|ARGS_NAMES|ARGS|XML:/* "@detectSQLi" \ "id:942100,\ phase:2,\ block,\ capture,\ t:none,t:utf8toUnicode,t:urlDecodeUni,t:removeNulls,\ msg:'SQL Injection Attack Detected via libinjection',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ multiMatch,\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}'" # # -=[ Detect DB Names ]=- # # Regexp generated from util/regexp-assemble/regexp-942140.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942140.data # Note that after assemble an outer bracket with an ignore case flag and a word boundary is added # to the Regexp::Assemble output: # Add ignore case flag and word boundary: "(?i:\bASSEMBLE_OUTPUT)" # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:\b(?:(?:m(?:s(?:ys(?:ac(?:cess(?:objects|storage|xml)|es)|(?:relationship|object|querie)s|modules2?)|db)|aster\.\.sysdatabases|ysql\.db)|pg_(?:catalog|toast)|information_schema|northwind|tempdb)\b|s(?:(?:ys(?:\.database_name|aux)|qlite(?:_temp)?_master)\b|chema(?:_name\b|\W*\())|d(?:atabas|b_nam)e\W*\())" \ "id:942140,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'SQL Injection Attack: Common DB Names Detected',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ctl:auditLogParts=+E,\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" # # -=[ PHPIDS - Converted SQLI Filters ]=- # # https://raw.github.com/PHPIDS/PHPIDS/master/lib/IDS/default_filter.xml # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:sleep\(\s*?\d*?\s*?\)|benchmark\(.*?\,.*?\))" \ "id:942160,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects blind sqli tests using sleep() or benchmark()',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942170.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942170.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:select|;)\s+(?:benchmark|sleep|if)\s*?\(\s*?\(?\s*?\w+)" \ "id:942170,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects SQL benchmark and sleep injection attempts including conditional queries',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942190.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942190.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:[\"'`](?:;?\s*?(?:having|select|union)\b\s*?[^\s]|\s*?!\s*?[\"'`\w])|(?:c(?:onnection_id|urrent_user)|database)\s*?\([^\)]*?|u(?:nion(?:[\w(\s]*?select| select @)|ser\s*?\([^\)]*?)|s(?:chema\s*?\([^\)]*?|elect.*?\w?user\()|into[\s+]+(?:dump|out)file\s*?[\"'`]|\s*?exec(?:ute)?.*?\Wxp_cmdshell|from\W+information_schema\W|exec(?:ute)?\s+master\.|\wiif\s*?\())" \ "id:942190,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects MSSQL code execution and information gathering attempts',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx ^(?i:-0000023456|4294967295|4294967296|2147483648|2147483647|0000012345|-2147483648|-2147483649|0000023456|3.0.00738585072007e-308|1e309)$" \ "id:942220,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Looking for integer overflow attacks, these are taken from skipfish, except 3.0.00738585072007e-308 is the \"magic number\" crash',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:[\s()]case\s*?\(|\)\s*?like\s*?\(|having\s*?[^\s]+\s*?[^\w\s]|if\s?\([\d\w]\s*?[=<>~])" \ "id:942230,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects conditional SQL injection attempts',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942240.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942240.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:[\"'`](?:;*?\s*?waitfor\s+(?:delay|time)\s+[\"'`]|;.*?:\s*?goto)|alter\s*?\w+.*?cha(?:racte)?r\s+set\s+\w+))" \ "id:942240,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects MySQL charset switch and MSSQL DoS attempts',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:merge.*?using\s*?\(|execute\s*?immediate\s*?[\"'`]|match\s*?[\w(),+-]+\s*?against\s*?\()" \ "id:942250,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects MATCH AGAINST, MERGE and EXECUTE IMMEDIATE injections',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i)union.*?select.*?from" \ "id:942270,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Looking for basic sql injection. Common attack string for mysql, oracle and others',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942280.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942280.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:;\s*?shutdown\s*?(?:[#;]|\/\*|--|\{)|waitfor\s*?delay\s?[\"'`]+\s?\d|select\s*?pg_sleep))" \ "id:942280,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects Postgres pg_sleep injection, waitfor delay attacks and database shutdown attempts',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:\[\$(?:ne|eq|lte?|gte?|n?in|mod|all|size|exists|type|slice|x?or|div|like|between|and)\]))" \ "id:942290,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Finds basic MongoDB SQL injection attempts',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942320.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942320.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:create\s+(?:procedure|function)\s*?\w+\s*?\(\s*?\)\s*?-|;\s*?(?:declare|open)\s+[\w-]+|procedure\s+analyse\s*?\(|declare[^\w]+[@#]\s*?\w+|exec\s*?\(\s*?\@))" \ "id:942320,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects MySQL and PostgreSQL stored procedure/function injections',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942350.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942350.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:;\s*?(?:(?:(?:trunc|cre|upd)at|renam)e|(?:inser|selec)t|de(?:lete|sc)|alter|load)\b\s*?[\[(]?\w{2,}|create\s+function\s+.+\s+returns))" \ "id:942350,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects MySQL UDF injection and other data/structure manipulation attempts',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" # This rule has a stricter sibling: 942361. # The keywords 'alter' and 'union' led to false positives. # Therefore they have been moved to PL2 and the keywords have been extended on PL1. # # Sources for SQL ALTER statements: # MySQL: https://dev.mysql.com/doc/refman/5.7/en/sql-syntax-data-definition.html # Oracle/PLSQL: https://docs.oracle.com/apps/search/search.jsp?q=alter&size=60&category=database # PostgreQSL: https://www.postgresql.org/search/?u=%2Fdocs&q=alter # MSSQL: https://docs.microsoft.com/en-us/sql/t-sql/statements/statements # DB2: https://www.ibm.com/support/knowledgecenter/en/search/alter?scope=SSEPGG_9.5.0 # # Regexp generated from util/regexp-assemble/regexp-942360.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942360.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:^[\W\d]+\s*?(?:(?:alter\s*(?:a(?:(?:pplication\s*rol|ggregat)e|s(?:ymmetric\s*ke|sembl)y|u(?:thorization|dit)|vailability\s*group)|c(?:r(?:yptographic\s*provider|edential)|o(?:l(?:latio|um)|nversio)n|ertificate|luster)|s(?:e(?:rv(?:ice|er)|curity|quence|ssion|arch)|y(?:mmetric\s*key|nonym)|togroup|chema)|m(?:a(?:s(?:ter\s*key|k)|terialized)|e(?:ssage\s*type|thod)|odule)|l(?:o(?:g(?:file\s*group|in)|ckdown)|a(?:ngua|r)ge|ibrary)|t(?:(?:abl(?:espac)?|yp)e|r(?:igger|usted)|hreshold|ext)|p(?:a(?:rtition|ckage)|ro(?:cedur|fil)e|ermission)|d(?:i(?:mension|skgroup)|atabase|efault|omain)|r(?:o(?:l(?:lback|e)|ute)|e(?:sourc|mot)e)|f(?:u(?:lltext|nction)|lashback|oreign)|e(?:xte(?:nsion|rnal)|(?:ndpoi|ve)nt)|in(?:dex(?:type)?|memory|stance)|b(?:roker\s*priority|ufferpool)|x(?:ml\s*schema|srobject)|w(?:ork(?:load)?|rapper)|hi(?:erarchy|stogram)|o(?:perator|utline)|(?:nicknam|queu)e|us(?:age|er)|group|java|view)|u(?:nion\s*(?:(?:distin|sele)ct|all)|pdate)|(?:truncat|renam)e|(?:inser|selec)t|de(?:lete|sc)|load)\b|create\s+\w+)|(?:(?:(?:trunc|cre|upd)at|renam)e|(?:inser|selec)t|de(?:lete|sc)|alter|load)\s+(?:group_concat|load_file|char)\s?\(?|[\d\W]\s+as\b\s*[\"'`\w]+\s*\bfrom|[\s(]load_file\s*?\(|[\"'`]\s+regexp\W|end\s*?\);))" \ "id:942360,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects concatenated basic SQL injection and SQLLFI attempts',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" # # -=[ Detect MySQL in-line comments ]=- # # MySQL in-line comments can be used to bypass SQLi detection. # # Ref: https://dev.mysql.com/doc/refman/8.0/en/comments.html: # SELECT /*! STRAIGHT_JOIN */ col1 FROM table1,table2 WHERE ... # CREATE TABLE t1(a INT, KEY (a)) /*!50110 KEY_BLOCK_SIZE=1024 */; # SELECT /*+ BKA(t1) */ FROM ... ; # # http://localhost/test.php?id=9999+or+{if+length((/*!5000select+username/*!50000from*/user+where+id=1))>0} # # The minimal string that triggers this regexp is: /*!*/ or /*+*/. # The rule 942500 is related to 942440 which catches both /*! and */ independently. # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:/\*[!+](?:[\w\s=_\-()]+)?\*/)" \ "id:942500,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'MySQL in-line comment detected',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'paranoia-level/1',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'" SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 2" "id:942013,phase:1,pass,nolog,skipAfter:END-REQUEST-942-APPLICATION-ATTACK-SQLI" SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 2" "id:942014,phase:2,pass,nolog,skipAfter:END-REQUEST-942-APPLICATION-ATTACK-SQLI" # # -= Paranoia Level 2 =- (apply only when tx.executing_paranoia_level is sufficiently high: 2 or higher) # # # -=[ String Termination/Statement Ending Injection Testing ]=- # # Identifies common initial SQLi probing requests where attackers insert/append # quote characters to the existing normal payload to see how the app/db responds. # # This rule is also triggered by the following exploit(s): # [ SAP CRM Java vulnerability CVE-2018-2380 - Exploit tested: https://www.exploit-db.com/exploits/44292 ] # SecRule ARGS_NAMES|ARGS|XML:/* "@rx (?:^\s*[\"'`;]+|[\"'`]+\s*$)" \ "id:942110,\ phase:2,\ block,\ capture,\ t:none,t:utf8toUnicode,t:urlDecodeUni,\ msg:'SQL Injection Attack: Common Injection Testing Detected',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'WARNING',\ setvar:'tx.sql_injection_score=+%{tx.warning_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.warning_anomaly_score}'" # # -=[ SQL Operators ]=- # # This rule is also triggered by the following exploit(s): # [ SAP CRM Java vulnerability CVE-2018-2380 - Exploit tested: https://www.exploit-db.com/exploits/44292 ] # # Regexp generated from util/regexp-assemble/regexp-942120.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942120.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:(?:^|\W)in[+\s]*\([\s\d\"]+[^()]*\)|\b(?:r(?:egexp|like)|isnull|xor)\b|<(?:>(?:\s+binary)?|=>?|<)|r(?:egexp|like)\s+binary|not\s+between\s+0\s+and|(?:like|is)\s+null|>[=>]|\|\||!=|&&))" \ "id:942120,\ phase:2,\ block,\ capture,\ t:none,t:utf8toUnicode,t:urlDecodeUni,\ msg:'SQL Injection Attack: SQL Operator Detected',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # # -=[ SQL Tautologies ]=- # # Regexp generated from util/regexp-assemble/regexp-942130.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942130.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # # Not supported by re2 (backreferences, lookaheads). # SecRule ARGS_NAMES|ARGS|XML:/* "@rx (?i:[\s'\"`()]*?\b([\d\w]+)\b[\s'\"`()]*?(?:<(?:=(?:[\s'\"`()]*?(?!\b\1\b)[\d\w]+|>[\s'\"`()]*?(?:\b\1\b))|>?[\s'\"`()]*?(?!\b\1\b)[\d\w]+)|(?:not\s+(?:regexp|like)|is\s+not|>=?|!=|\^)[\s'\"`()]*?(?!\b\1\b)[\d\w]+|(?:(?:sounds\s+)?like|r(?:egexp|like)|=)[\s'\"`()]*?(?:\b\1\b)))" \ "id:942130,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,t:replaceComments,\ msg:'SQL Injection Attack: SQL Tautology Detected',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ multiMatch,\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # # -=[ SQL Function Names ]=- # # This rule is also triggered by the following exploit(s): # [ SAP CRM Java vulnerability CVE-2018-2380 - Exploit tested: https://www.exploit-db.com/exploits/44292 ] # # Regexp generated from util/regexp-assemble/regexp-942150.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942150.data # Note that after assemble an ignore case flag and a word boundary is added # in front of the Regexp::Assemble output. # And a non-word character and an opening bracket is added behind the Regexp::Assemble output: # (?i)\bASSEMBLE_OUTPUT\W*\( # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i)\b(?:c(?:o(?:n(?:v(?:ert(?:_tz)?)?|cat(?:_ws)?|nection_id)|(?:mpres)?s|ercibility|(?:un)?t|llation|alesce)|ur(?:rent_(?:time(?:stamp)?|date|user)|(?:dat|tim)e)|h(?:ar(?:(?:acter)?_length|set)?|r)|iel(?:ing)?|ast|r32)|s(?:u(?:b(?:str(?:ing(?:_index)?)?|(?:dat|tim)e)|m)|t(?:d(?:dev_(?:sam|po)p)?|r(?:_to_date|cmp))|e(?:c(?:_to_time|ond)|ssion_user)|ys(?:tem_user|date)|ha[12]?|oundex|chema|ig?n|leep|pace|qrt)|i(?:s(?:_(?:ipv(?:4(?:_(?:compat|mapped))?|6)|n(?:ot(?:_null)?|ull)|(?:free|used)_lock)|null)|n(?:et(?:6_(?:aton|ntoa)|_(?:aton|ntoa))|s(?:ert|tr)|terval)?|f(?:null)?)|d(?:a(?:t(?:e(?:_(?:format|add|sub)|diff)?|abase)|y(?:of(?:month|week|year)|name)?)|e(?:(?:s_(?:de|en)cryp|faul)t|grees|code)|count|ump)|l(?:o(?:ca(?:l(?:timestamp)?|te)|g(?:10|2)?|ad_file|wer)|ast(?:_(?:inser_id|day))?|e(?:(?:as|f)t|ngth)|case|trim|pad|n)|u(?:n(?:compress(?:ed_length)?|ix_timestamp|hex)|tc_(?:time(?:stamp)?|date)|p(?:datexml|per)|uid(?:_short)?|case|ser)|t(?:ime(?:_(?:format|to_sec)|stamp(?:diff|add)?|diff)?|o(?:(?:second|day)s|_base64|n?char)|r(?:uncate|im)|an)|m(?:a(?:ke(?:_set|date)|ster_pos_wait|x)|i(?:(?:crosecon)?d|n(?:ute)?)|o(?:nth(?:name)?|d)|d5)|r(?:e(?:p(?:lace|eat)|lease_lock|verse)|a(?:wtohex|dians|nd)|o(?:w_count|und)|ight|trim|pad)|f(?:i(?:eld(?:_in_set)?|nd_in_set)|rom_(?:unixtime|base64|days)|o(?:und_rows|rmat)|loor)|p(?:o(?:w(?:er)?|sition)|eriod_(?:diff|add)|rocedure_analyse|assword|g_sleep|i)|a(?:s(?:cii(?:str)?|in)|es_(?:de|en)crypt|dd(?:dat|tim)e|(?:co|b)s|tan2?|vg)|b(?:i(?:t_(?:length|count|x?or|and)|n(?:_to_num)?)|enchmark)|e(?:x(?:tract(?:value)?|p(?:ort_set)?)|nc(?:rypt|ode)|lt)|g(?:r(?:oup_conca|eates)t|et_(?:format|lock))|v(?:a(?:r(?:_(?:sam|po)p|iance)|lues)|ersion)|o(?:(?:ld_passwo)?rd|ct(?:et_length)?)|we(?:ek(?:ofyear|day)?|ight_string)|n(?:o(?:t_in|w)|ame_const|ullif)|h(?:ex(?:toraw)?|our)|qu(?:arter|ote)|year(?:week)?|xmltype)\W*\(" \ "id:942150,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,t:lowercase,\ msg:'SQL Injection Attack',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ctl:auditLogParts=+E,\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942180.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942180.data # Note that after assemble an ignore case flag is inserted in the # first non-capturing group from the Regexp::Assemble output: # ASSEMBLE_OUTPUT | s/^(?:/(?i:/ # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:[\"'`](?:\s*?(?:(?:between|x?or|and|div)[\w\s-]+\s*?[+<>=(),-]\s*?[\d\"'`]|like(?:[\w\s-]+\s*?[+<>=(),-]\s*?[\d\"'`]|\W+[\w\"'`(])|[!=|](?:[\d\s!=+-]+.*?[\"'`(].*?|[\d\s!=]+.*?\d+)$|[^\w\s]?=\s*?[\"'`])|(?:\W*?[+=]+\W*?|[<>~]+)[\"'`])|(?:/\*)+[\"'`]+\s?(?:\/\*|--|\{|#)?|\d[\"'`]\s+[\"'`]\s+\d|where\s[\s\w\.,-]+\s=|^admin\s*?[\"'`]|\sis\s*?0\W)" \ "id:942180,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects basic SQL authentication bypass attempts 1/3',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # This rule is also triggered by the following exploit(s): # [ SAP CRM Java vulnerability CVE-2018-2380 - Exploit tested: https://www.exploit-db.com/exploits/44292 ] # # Regexp generated from util/regexp-assemble/regexp-942200.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942200.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:(?:(?:(?:trunc|cre|upd)at|renam)e|(?:inser|selec)t|de(?:lete|sc)|alter|load)\s*?\(\s*?space\s*?\(|,.*?[)\da-f\"'`][\"'`](?:[\"'`].*?[\"'`]|(?:\r?\n)?\z|[^\"'`]+)|\Wselect.+\W*?from))" \ "id:942200,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects MySQL comment-/space-obfuscated injections and backtick termination',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # This rule is also triggered by the following exploit(s): # [ SAP CRM Java vulnerability CVE-2018-2380 - Exploit tested: https://www.exploit-db.com/exploits/44292 ] # # Regexp generated from util/regexp-assemble/regexp-942210.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942210.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:(?:n(?:and|ot)|(?:x?x)?or|between|\|\||like|and|div|&&)[\s(]+\w+[\s)]*?[!=+]+[\s\d]*?[\"'`=()]|\d(?:\s*?(?:between|like|x?or|and|div)\s*?\d+\s*?[\-+]|\s+group\s+by.+\()|\/\w+;?\s+(?:between|having|select|like|x?or|and|div)\W|--\s*?(?:(?:insert|update)\s*?\w{2,}|alter|drop)|#\s*?(?:(?:insert|update)\s*?\w{2,}|alter|drop)|;\s*?(?:(?:insert|update)\s*?\w{2,}|alter|drop)|\@.+=\s*?\(\s*?select|[^\w]SET\s*?\@\w+))" \ "id:942210,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects chained SQL injection attempts 1/2',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942260.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble-v2.pl regexp-942260.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # ASSEMBLE_OUTPUT | s/^(?:/(?i:/ # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:[\"'`]\s*?(?:(?:n(?:and|ot)|(?:x?x)?or|between|\|\||and|div|&&)\s+[\s\w]+=\s*?\w+\s*?having\s+|like(?:\s+[\s\w]+=\s*?\w+\s*?having\s+|\W*?[\"'`\d])|[^?\w\s=.,;)(]++\s*?[(@\"'`]*?\s*?\w+\W+\w|\*\s*?\w+\W+[\"'`])|(?:union\s*?(?:distinct|[(!@]*?|all)?\s*?[([]*?\s*?select|select\s+?[\[\]()\s\w\.,\"'`-]+from)\s+|\w\s+like\s+[\"'`]|find_in_set\s*?\(|like\s*?[\"'`]%)" \ "id:942260,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects basic SQL authentication bypass attempts 2/3',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942300.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942300.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:(?:n(?:and|ot)|(?:x?x)?or|between|\|\||like|and|div|&&)\s+\s*?\w+\(|\)\s*?when\s*?\d+\s*?then|[\"'`]\s*?(?:--|\{|#)|cha?r\s*?\(\s*?\d|\/\*!\s?\d+))" \ "id:942300,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects MySQL comments, conditions and ch(a)r injections',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942310.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942310.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:[\"'`](?:;\s*?(?:begin|while|if)|[\s\d]+=\s*?\d|\s+and\s*?=\W)|(?:\(\s*?select\s*?\w+|order\s+by\s+if\w*?|coalesce)\s*?\(|\w[\"'`]\s*?(?:(?:[-+=|@]+\s+?)+|[-+=|@]+)[\d(]|[\s(]+case\d*?\W.+[tw]hen[\s(]|\+\s*?\d+\s*?\+\s*?\@|\@\@\w+\s*?[^\w\s]|\W!+[\"'`]\w|\*\/from))" \ "id:942310,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects chained SQL injection attempts 2/2',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # # -=[ SQL Injection Probings ]=- # # This is a group of three similar rules aiming to detect SQL injection probings. # # 942330 PL 2 # 942370 PL 2 # 942490 PL 3 # Regexp generated from util/regexp-assemble/regexp-942330.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942330.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:^(?:[\"'`\\\\]*?(?:[^\"'`]+[\"'`]|[\d\"'`]+)\s*?(?:n(?:and|ot)|(?:x?x)?or|between|\|\||like|and|div|&&)\s*?[\w\"'`][+&!@(),.-]|.?[\"'`]$)|\@(?:[\w-]+\s(?:between|like|x?or|and|div)\s*?[^\w\s]|\w+\s+(?:between|like|x?or|and|div)\s*?[\"'`\d]+)|[\"'`]\s*?(?:between|like|x?or|and|div)\s*?[\"'`]?\d|[^\w\s:]\s*?\d\W+[^\w\s]\s*?[\"'`].|[^\w\s]\w+\s*?[|-]\s*?[\"'`]\s*?\w|\Winformation_schema|\\\\x(?:23|27|3d)|table_name\W))" \ "id:942330,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects classic SQL injection probings 1/3',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942340.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942340.data # Note that part of regexp-942340.data is already optimized, to avoid a # Regexp::Assemble behaviour, where the regex is not optimized very nicely. # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:[\"'`](?:\s*?(?:is\s*?(?:[\d.]+\s*?\W.*?[\"'`]|\d.+[\"'`]?\w)|\d\s*?(?:--|#))|(?:\W+[\w+-]+\s*?=\s*?\d\W+|\|?[\w-]{3,}[^\w\s.,]+)[\"'`]|[\%&<>^=]+\d\s*?(?:between|like|x?or|and|div|=))|(?i:n?and|x?x?or|div|like|between|not|\|\||\&\&)\s+[\s\w+]+(?:sounds\s+like\s*?[\"'`]|regexp\s*?\(|[=\d]+x)|in\s*?\(+\s*?select))" \ "id:942340,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects basic SQL authentication bypass attempts 3/3',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # This rule is a stricter sibling of 942360. # The keywords 'alter' and 'union' led to false positives. # Therefore they have been moved to PL2 and the keywords have been extended on PL1. # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:^[\W\d]+\s*?(?:alter|union)\b)" \ "id:942361,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects basic SQL injection based on keyword alter or union',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # This rule is a sibling of 942330. See that rule for a description and overview. # # This rule is also triggered by the following exploit(s): # [ SAP CRM Java vulnerability CVE-2018-2380 - Exploit tested: https://www.exploit-db.com/exploits/44292 ] # # Regexp generated from util/regexp-assemble/regexp-942370.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942370.data # Note that after assemble an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:[\"'`](?:\s*?(?:(?:\*.+(?:(?:an|i)d|between|like|x?or|div)\W*?[\"'`]|(?:between|like|x?or|and|div)\s[^\d]+[\w-]+.*?)\d|[^\w\s?]+\s*?[^\w\s]+\s*?[\"'`]|[^\w\s]+\s*?[\W\d].*?(?:--|#))|.*?\*\s*?\d)|[()\*<>%+-][\w-]+[^\w\s]+[\"'`][^,]|\^[\"'`])" \ "id:942370,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects classic SQL injection probings 2/3',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942380.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942380.data # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|!REQUEST_COOKIES:/_pk_ref/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?:\b(?:having\b ?(?:[\'\"][^=]{1,10}[\'\" ?[=<>]+|\d{1,10} ?[=<>]+)|(?i:having)\b\s+(?:'[^=]{1,10}'|\d{1,10})\s*?[=<>])|exists\s(?:s(?:elect\S(?:if(?:null)?\s\(|concat|top)|ystem\s\()|\b(?i:having)\b\s+\d{1,10}|'[^=]{1,10}'|\sselect)|(?i:\bexecute\s{1,5}[\w\.$]{1,5}\s{0,3})|(?i:\bcreate\s+?table.{0,20}?\()|(?i:\blike\W*?char\W*?\()|(?i:select.*?case)|(?i:from.*?limit)|(?i:\bexecute\()|(?i:order\sby))" \ "id:942380,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'SQL Injection Attack',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ctl:auditLogParts=+E,\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942390.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942390.data # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|!REQUEST_COOKIES:/_pk_ref/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?:\b(?:(?i:xor)\b\s+(?:'[^=]{1,10}'(?:\s*?[=<>])?|\d{1,10}(?:\s*?[=<>])?)|(?i:or)\b\s+(?:'[^=]{1,10}'(?:\s*?[=<>])?|\d{1,10}(?:\s*?[=<>])?))|(?i:\bor\b ?[\'\"][^=]{1,10}[\'\"] ?[=<>]+)|(?i:'\s+xor\s+.{1,20}[+\-!<>=])|(?i:'\s+or\s+.{1,20}[+\-!<>=])|(?i:\bor\b ?\d{1,10} ?[=<>]+))" \ "id:942390,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'SQL Injection Attack',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ctl:auditLogParts=+E,\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # Regexp generated from util/regexp-assemble/regexp-942400.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942400.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|!REQUEST_COOKIES:/_pk_ref/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:\band\b(?:\s+(?:'[^=]{1,10}'(?:\s*?[=<>])?|\d{1,10}(?:\s*?[=<>])?)| ?(?:[\'\"][^=]{1,10}[\'\"]|\d{1,10}) ?[=<>]+))" \ "id:942400,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'SQL Injection Attack',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ctl:auditLogParts=+E,\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # The former rule id 942410 was split into three new rules: 942410, 942470, 942480 # # This rule is also triggered by the following exploit(s): # [ SAP CRM Java vulnerability CVE-2018-2380 - Exploit tested: https://www.exploit-db.com/exploits/44292 ] # # Regexp generated from util/regexp-assemble/regexp-942410.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942410.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output. # And a word boundary is added before and a non-word character with an opening bracket # is added after the Regexp::Assemble output: # (?i:\bASSEMBLE_OUTPUT\W*?\() # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|!REQUEST_COOKIES:/_pk_ref/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:\b(?:c(?:o(?:n(?:v(?:ert(?:_tz)?)?|cat(?:_ws)?|nection_id)|(?:mpres)?s|ercibility|(?:un)?t|alesce)|ur(?:rent_(?:time(?:stamp)?|date|user)|(?:dat|tim)e)|h(?:ar(?:(?:acter)?_length|set)?|r)|iel(?:ing)?|ast|r32)|s(?:t(?:d(?:dev(?:_(?:sam|po)p)?)?|r(?:_to_date|cmp))|u(?:b(?:str(?:ing(?:_index)?)?|(?:dat|tim)e)|m)|e(?:c(?:_to_time|ond)|ssion_user)|ys(?:tem_user|date)|ha[12]?|oundex|chema|ig?n|leep|pace|qrt)|i(?:s(?:_(?:ipv(?:4(?:_(?:compat|mapped))?|6)|n(?:ot(?:_null)?|ull)|(?:free|used)_lock)|null)?|n(?:et(?:6_(?:aton|ntoa)|_(?:aton|ntoa))|s(?:ert|tr)|terval)?|f(?:null)?)|d(?:a(?:t(?:e(?:_(?:format|add|sub)|diff)?|abase)|y(?:of(?:month|week|year)|name)?)|e(?:(?:s_(?:de|en)cryp|faul)t|grees|code)|count|ump)|l(?:o(?:ca(?:l(?:timestamp)?|te)|g(?:10|2)?|ad_file|wer)|ast(?:_(?:insert_id|day))?|e(?:(?:as|f)t|ngth)|case|trim|pad|n)|u(?:n(?:compress(?:ed_length)?|ix_timestamp|hex)|tc_(?:time(?:stamp)?|date)|p(?:datexml|per)|uid(?:_short)?|case|ser)|r(?:a(?:wto(?:nhex(?:toraw)?|hex)|dians|nd)|e(?:p(?:lace|eat)|lease_lock|verse)|o(?:w_count|und)|ight|trim|pad)|t(?:ime(?:_(?:format|to_sec)|stamp(?:diff|add)?|diff)?|o_(?:(?:second|day)s|base64|n?char)|r(?:uncate|im)|an)|m(?:a(?:ke(?:_set|date)|ster_pos_wait|x)|i(?:(?:crosecon)?d|n(?:ute)?)|o(?:nth(?:name)?|d)|d5)|f(?:i(?:eld(?:_in_set)?|nd_in_set)|rom_(?:unixtime|base64|days)|o(?:und_rows|rmat)|loor)|p(?:o(?:w(?:er)?|sition)|eriod_(?:diff|add)|rocedure_analyse|assword|g_sleep|i)|a(?:s(?:cii(?:str)?|in)|es_(?:de|en)crypt|dd(?:dat|tim)e|(?:co|b)s|tan2?|vg)|b(?:i(?:t_(?:length|count|x?or|and)|n(?:_to_num)?)|enchmark)|e(?:x(?:tract(?:value)?|p(?:ort_set)?)|nc(?:rypt|ode)|lt)|g(?:r(?:oup_conca|eates)t|et_(?:format|lock))|v(?:a(?:r(?:_(?:sam|po)p|iance)|lues)|ersion)|o(?:(?:ld_passwo)?rd|ct(?:et_length)?)|we(?:ek(?:ofyear|day)?|ight_string)|n(?:o(?:t_in|w)|ame_const|ullif)|h(?:ex(?:toraw)?|our)|qu(?:arter|ote)|year(?:week)?|xmltype)\W*?\()" \ "id:942410,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'SQL Injection Attack',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ctl:auditLogParts=+E,\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # The former rule id 942410 was split into three new rules: 942410, 942470, 942480 # # Regexp generated from util/regexp-assemble/regexp-942470.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942470.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|!REQUEST_COOKIES:/_pk_ref/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:xp_(?:reg(?:re(?:movemultistring|ad)|delete(?:value|key)|enum(?:value|key)s|addmultistring|write)|(?:servicecontro|cmdshel)l|e(?:xecresultset|numdsn)|ntsec(?:_enumdomains)?|terminate(?:_process)?|availablemedia|loginconfig|filelist|dirtree|makecab)|s(?:p_(?:(?:addextendedpro|sqlexe)c|p(?:assword|repare)|replwritetovarbin|is_srvrolemember|execute(?:sql)?|makewebtask|oacreate|help)|ql_(?:longvarchar|variant))|open(?:owa_util|rowset|query)|(?:n?varcha|tbcreato)r|autonomous_transaction|db(?:a_users|ms_java)|utl_(?:file|http)))" \ "id:942470,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'SQL Injection Attack',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ctl:auditLogParts=+E,\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # The former rule id 942410 was split into three new rules: 942410, 942470, 942480 # # Regexp generated from util/regexp-assemble/regexp-942480.data using Regexp::Assemble. # To rebuild the regexp: # cd util/regexp-assemble # ./regexp-assemble.pl regexp-942480.data # Note that after assemble an outer bracket with an ignore case flag is added # to the Regexp::Assemble output: # (?i:ASSEMBLE_OUTPUT) # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|!REQUEST_COOKIES:/_pk_ref/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:(?:\b(?:(?:s(?:elect\b.{1,100}?\b(?:(?:(?:length|count)\b.{1,100}?|.*?\bdump\b.*)\bfrom|to(?:p\b.{1,100}?\bfrom|_(?:numbe|cha)r)|(?:from\b.{1,100}?\bwher|data_typ)e|instr)|ys_context)|in(?:to\b\W*?\b(?:dump|out)file|sert\b\W*?\binto|ner\b\W*?\bjoin)|u(?:nion\b.{1,100}?\bselect|tl_inaddr)|group\b.*?\bby\b.{1,100}?\bhaving|d(?:elete\b\W*?\bfrom|bms_\w+\.)|load\b\W*?\bdata\b.*?\binfile)\b|print\b\W*?\@\@)|(?:;\W*?\b(?:shutdown|drop)|collation\W*?\(a|\@\@version)\b|'(?:s(?:qloledb|a)|msdasql|dbo)'))" \ "id:942480,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'SQL Injection Attack',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ctl:auditLogParts=+E,\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # # [ SQL Injection Character Anomaly Usage ] # # This rule is also triggered by the following exploit(s): # [ SAP CRM Java vulnerability CVE-2018-2380 - Exploit tested: https://www.exploit-db.com/exploits/44292 ] # # This rules attempts to gauge when there is an excessive use of # meta-characters within a single parameter payload. # # Expect a lot of false positives with this rule. # The most likely false positive instances will be free-form text fields. # This will make it necessary to disable the rule for certain known parameters. # The following directive is an example to switch off the rule globally for # the parameter foo. Place this instruction in your configuration after # the include directive for the Core Rules Set. # # SecRuleUpdateTargetById 942430 "!ARGS:foo" # SecRule ARGS_NAMES|ARGS|XML:/* "@rx ((?:[~!@#\$%\^&\*\(\)\-\+=\{\}\[\]\|:;\"'´’‘`<>][^~!@#\$%\^&\*\(\)\-\+=\{\}\[\]\|:;\"'´’‘`<>]*?){12})" \ "id:942430,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Restricted SQL Character Anomaly Detection (args): # of special characters exceeded (12)',\ logdata:'Matched Data: %{TX.1} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'WARNING',\ setvar:'tx.anomaly_score_pl2=+%{tx.warning_anomaly_score}',\ setvar:'tx.sql_injection_score=+%{tx.warning_anomaly_score}'" # # -=[ Detect SQL Comment Sequences ]=- # # Example Payloads Detected: # ------------------------- # OR 1# # DROP sampletable;-- # admin'-- # DROP/*comment*/sampletable # DR/**/OP/*bypass blacklisting*/sampletable # SELECT/*avoid-spaces*/password/**/FROM/**/Members # SELECT /*!32302 1/0, */ 1 FROM tablename # ‘ or 1=1# # ‘ or 1=1-- - # ‘ or 1=1/* # ' or 1=1;\x00 # 1='1' or-- - # ' /*!50000or*/1='1 # ' /*!or*/1='1 # 0/**/union/*!50000select*/table_name`foo`/**/ # ------------------------- # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|!REQUEST_COOKIES:/_pk_ref/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?:/\*!?|\*/|[';]--|--[\s\r\n\v\f]|--[^-]*?-|[^&-]#.*?[\s\r\n\v\f]|;?\\x00)" \ "id:942440,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'SQL Comment Sequence Detected',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}'" # # -=[ SQL Hex Evasion Methods ]=- # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|!REQUEST_COOKIES:/_pk_ref/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i:\b0x[a-f\d]{3,})" \ "id:942450,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'SQL Hex Encoding Identified',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" # # -=[ Detect SQLi bypass: backticks ]=- # # Quotes and backticks can be used to bypass SQLi detection. # # Example: # GET http://localhost/test.php?id=9999%20or+{`if`(2=(select+2+from+wp_users+where+user_login='admin'))} # # The minimum text between the ticks or backticks must be 2 (if, for example) and a maximum of 29. # 29 is a compromise: The lower this number (29), the lower the probability of FP and the higher the probability of false negatives. # In tests we got a minimum number of FP with {2,29}. # # Base64 encoding detection: # (?:[A-Za-z0-9+/]{4})+ #match any number of 4-letter blocks of the base64 char set # (?:[A-Za-z0-9+/]{2}== #match 2-letter block of the base64 char set followed by "==", together forming a 4-letter block # | # or # [A-Za-z0-9+/]{3}= #match 3-letter block of the base64 char set followed by "=", together forming a 4-letter block # )? # # The minimal string that triggers this regexp is: `if` # # The rule 942510 is related to 942110 which catches a single ' or ` # # The rule 942511 is similar to this rule, but triggers on normal quotes # ('if'). That rule runs in paranoia level 3 or higher since it is prone to # false positives in natural text. # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?:`((?:[\w\s=_\-+{}()<@]){2,29}|(?:[A-Za-z0-9+\/]{4})+(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?)`)" \ "id:942510,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'SQLi bypass attempt by ticks or backticks detected',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/2',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'" SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 3" "id:942015,phase:1,pass,nolog,skipAfter:END-REQUEST-942-APPLICATION-ATTACK-SQLI" SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 3" "id:942016,phase:2,pass,nolog,skipAfter:END-REQUEST-942-APPLICATION-ATTACK-SQLI" # # -= Paranoia Level 3 =- (apply only when tx.executing_paranoia_level is sufficiently high: 3 or higher) # # # [ SQL HAVING queries ] # # This pattern was split off from rule 942250 due to frequent # false positives in English text. Testing showed that SQL # injections with HAVING should be detected by libinjection # (rule 942100). # # This is a stricter sibling of rule 942250. # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?i)\W+\d*?\s*?having\s*?[^\s\-]" \ "id:942251,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects HAVING injections',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/3',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl3=+%{tx.critical_anomaly_score}'" # This rule is a stricter sibling of 942330. See that rule for a # description and overview. # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx [\"'`][\s\d]*?[^\w\s]\W*?\d\W*?.*?[\"'`\d]" \ "id:942490,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Detects classic SQL injection probings 3/3',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/3',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl3=+%{tx.critical_anomaly_score}'" # # [ SQL Injection Character Anomaly Usage ] # # This rule attempts to gauge when there is an excessive use of # meta-characters within a single parameter payload. # # It is similar to 942430, but focuses on Cookies instead of # GET/POST parameters. # # Expect a lot of false positives with this rule. # The most likely false positive instances will be complex session ids. # This will make it necessary to disable the rule for certain known cookies. # The following directive is an example to switch off the rule globally for # the cookie foo_id. Place this instruction in your configuration after # the include directive for the Core Rules Set. # # SecRuleUpdateTargetById 942420 "!REQUEST_COOKIES:foo_id" # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|!REQUEST_COOKIES:/_pk_ref/|REQUEST_COOKIES_NAMES "@rx ((?:[~!@#\$%\^&\*\(\)\-\+=\{\}\[\]\|:;\"'´’‘`<>][^~!@#\$%\^&\*\(\)\-\+=\{\}\[\]\|:;\"'´’‘`<>]*?){8})" \ "id:942420,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Restricted SQL Character Anomaly Detection (cookies): # of special characters exceeded (8)',\ logdata:'Matched Data: %{TX.1} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/3',\ ver:'OWASP_CRS/3.3.2',\ severity:'WARNING',\ setvar:'tx.anomaly_score_pl3=+%{tx.warning_anomaly_score}',\ setvar:'tx.sql_injection_score=+%{tx.warning_anomaly_score}'" # # This is a stricter sibling of rule 942430. # # This rule is also triggered by the following exploit(s): # [ SAP CRM Java vulnerability CVE-2018-2380 - Exploit tested: https://www.exploit-db.com/exploits/44292 ] # SecRule ARGS_NAMES|ARGS|XML:/* "@rx ((?:[~!@#\$%\^&\*\(\)\-\+=\{\}\[\]\|:;\"'´’‘`<>][^~!@#\$%\^&\*\(\)\-\+=\{\}\[\]\|:;\"'´’‘`<>]*?){6})" \ "id:942431,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Restricted SQL Character Anomaly Detection (args): # of special characters exceeded (6)',\ logdata:'Matched Data: %{TX.1} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/3',\ ver:'OWASP_CRS/3.3.2',\ severity:'WARNING',\ setvar:'tx.anomaly_score_pl3=+%{tx.warning_anomaly_score}',\ setvar:'tx.sql_injection_score=+%{tx.warning_anomaly_score}'" # # [ Repetitive Non-Word Characters ] # # This rule attempts to identify when multiple (4 or more) non-word characters # are repeated in sequence. # # The pattern may occur in some normal texts, e.g. "foo...." will match. # SecRule ARGS "@rx \W{4}" \ "id:942460,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Meta-Character Anomaly Detection Alert - Repetitive Non-Word Characters',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/3',\ ver:'OWASP_CRS/3.3.2',\ severity:'WARNING',\ setvar:'tx.sql_injection_score=+%{tx.warning_anomaly_score}',\ setvar:'tx.anomaly_score_pl3=+%{tx.warning_anomaly_score}'" # # This is a sibling of rule 942100 that adds checking of the last path segment. # # libinjection is more likely to fail when passing the full path. E.g. the following # string produces a match: # 999999.1 union select unhex(hex(version())) -- and 1=1 # while this doesn't: # /999999.1 union select unhex(hex(version())) -- and 1=1\. # Therefore, we capture the last segment of the path and only match that with # libinjection. Incidentally, the last path segment is also the most likely # to be used for injection, other segments will most likely not be affected. # SecRule REQUEST_BASENAME "@detectSQLi" \ "id:942101,\ phase:2,\ block,\ capture,\ t:none,t:utf8toUnicode,t:urlDecodeUni,t:removeNulls,\ msg:'SQL Injection Attack Detected via libinjection',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/3',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl3=+%{tx.critical_anomaly_score}'" # # -=[ Detect SQLi bypass: quotes ]=- # # Quotes and backticks can be used to bypass SQLi detection. # # Example: # GET http://localhost/test.php?id=9999%20or+{`if`(2=(select+2+from+wp_users+where+user_login='admin'))} # # The minimum text between the ticks or backticks must be 2 (if, for example) and a maximum of 29. # 29 is a compromise: The lower this number (29), the lower the probability of FP and the higher the probability of false negatives. # In tests we got a minimum number of FP with {2,29}. # # Base64 encoding detection: # (?:[A-Za-z0-9+/]{4})+ #match any number of 4-letter blocks of the base64 char set # (?:[A-Za-z0-9+/]{2}== #match 2-letter block of the base64 char set followed by "==", together forming a 4-letter block # | # or # [A-Za-z0-9+/]{3}= #match 3-letter block of the base64 char set followed by "=", together forming a 4-letter block # )? # # The minimal string that triggers this regexp is: 'if' # # The rule 942511 is related to 942110 which catches a single ' or ` # # The rule 942510 is similar to this rule, but triggers on backticks # (`if`). That rule runs in paranoia level 2 or higher since the risk of # false positives in natural text is still present but lower than this # rule. # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|REQUEST_COOKIES_NAMES|ARGS_NAMES|ARGS|XML:/* "@rx (?:'((?:[\w\s=_\-+{}()<@]){2,29}|(?:[A-Za-z0-9+\/]{4})+(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?)')" \ "id:942511,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'SQLi bypass attempt by ticks detected',\ logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/3',\ ver:'OWASP_CRS/3.3.2',\ severity:'CRITICAL',\ setvar:'tx.sql_injection_score=+%{tx.critical_anomaly_score}',\ setvar:'tx.anomaly_score_pl3=+%{tx.critical_anomaly_score}'" SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 4" "id:942017,phase:1,pass,nolog,skipAfter:END-REQUEST-942-APPLICATION-ATTACK-SQLI" SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 4" "id:942018,phase:2,pass,nolog,skipAfter:END-REQUEST-942-APPLICATION-ATTACK-SQLI" # # -= Paranoia Level 4 =- (apply only when tx.executing_paranoia_level is sufficiently high: 4 or higher) # # # [ SQL Injection Character Anomaly Usage ] # # This is a stricter sibling of rule 942420. # SecRule REQUEST_COOKIES|!REQUEST_COOKIES:/__utm/|!REQUEST_COOKIES:/_pk_ref/|REQUEST_COOKIES_NAMES "@rx ((?:[~!@#\$%\^&\*\(\)\-\+=\{\}\[\]\|:;\"'´’‘`<>][^~!@#\$%\^&\*\(\)\-\+=\{\}\[\]\|:;\"'´’‘`<>]*?){3})" \ "id:942421,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Restricted SQL Character Anomaly Detection (cookies): # of special characters exceeded (3)',\ logdata:'Matched Data: %{TX.1} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/4',\ ver:'OWASP_CRS/3.3.2',\ severity:'WARNING',\ setvar:'tx.anomaly_score_pl4=+%{tx.warning_anomaly_score}',\ setvar:'tx.sql_injection_score=+%{tx.warning_anomaly_score}'" # # This is a stricter sibling of rule 942430. # # This rule is also triggered by the following exploit(s): # [ SAP CRM Java vulnerability CVE-2018-2380 - Exploit tested: https://www.exploit-db.com/exploits/44292 ] # SecRule ARGS_NAMES|ARGS|XML:/* "@rx ((?:[~!@#\$%\^&\*\(\)\-\+=\{\}\[\]\|:;\"'´’‘`<>][^~!@#\$%\^&\*\(\)\-\+=\{\}\[\]\|:;\"'´’‘`<>]*?){2})" \ "id:942432,\ phase:2,\ block,\ capture,\ t:none,t:urlDecodeUni,\ msg:'Restricted SQL Character Anomaly Detection (args): # of special characters exceeded (2)',\ logdata:'Matched Data: %{TX.1} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\ tag:'application-multi',\ tag:'language-multi',\ tag:'platform-multi',\ tag:'attack-sqli',\ tag:'OWASP_CRS',\ tag:'capec/1000/152/248/66',\ tag:'PCI/6.5.2',\ tag:'paranoia-level/4',\ ver:'OWASP_CRS/3.3.2',\ severity:'WARNING',\ setvar:'tx.anomaly_score_pl4=+%{tx.warning_anomaly_score}',\ setvar:'tx.sql_injection_score=+%{tx.warning_anomaly_score}'" # # -= Paranoia Levels Finished =- # SecMarker "END-REQUEST-942-APPLICATION-ATTACK-SQLI"
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