150 lines
5.5 KiB
Plaintext
150 lines
5.5 KiB
Plaintext
# ------------------------------------------------------------------------
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# OWASP ModSecurity Core Rule Set ver.3.2.0
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# Copyright (c) 2006-2019 Trustwave and contributors. All rights reserved.
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#
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# The OWASP ModSecurity Core Rule Set is distributed under
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# Apache Software License (ASL) version 2
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# Please see the enclosed LICENSE file for full details.
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# ------------------------------------------------------------------------
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#
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# RFI Attacks
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#
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#
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# -= Paranoia Level 0 (empty) =- (apply unconditionally)
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#
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SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 1" "id:931011,phase:1,pass,nolog,skipAfter:END-REQUEST-931-APPLICATION-ATTACK-RFI"
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SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 1" "id:931012,phase:2,pass,nolog,skipAfter:END-REQUEST-931-APPLICATION-ATTACK-RFI"
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#
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# -= Paranoia Level 1 (default) =- (apply only when tx.executing_paranoia_level is sufficiently high: 1 or higher)
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#
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# -=[ Rule Logic ]=-
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# These rules look for common types of Remote File Inclusion (RFI) attack methods.
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# - URL Contains an IP Address
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# - The PHP "include()" Function
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# - RFI Data Ends with Question Mark(s) (?)
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# - RFI Host Doesn't Match Local Host
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#
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# -=[ References ]=-
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# http://projects.webappsec.org/Remote-File-Inclusion
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# http://tacticalwebappsec.blogspot.com/2009/06/generic-remote-file-inclusion-attack.html
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#
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SecRule ARGS "@rx ^(?i:file|ftps?|https?):\/\/(?:\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})" \
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"id:931100,\
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phase:2,\
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block,\
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capture,\
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t:none,\
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msg:'Possible Remote File Inclusion (RFI) Attack: URL Parameter using IP Address',\
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logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\
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tag:'application-multi',\
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tag:'language-multi',\
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tag:'platform-multi',\
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tag:'attack-rfi',\
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tag:'OWASP_CRS',\
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tag:'OWASP_CRS/WEB_ATTACK/RFI',\
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ctl:auditLogParts=+E,\
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ver:'OWASP_CRS/3.2.0',\
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severity:'CRITICAL',\
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setvar:'tx.rfi_score=+%{tx.critical_anomaly_score}',\
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setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'"
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SecRule QUERY_STRING|REQUEST_BODY "@rx (?i)(?:\binclude\s*\([^)]*|mosConfig_absolute_path|_CONF\[path\]|_SERVER\[DOCUMENT_ROOT\]|GALLERY_BASEDIR|path\[docroot\]|appserv_root|config\[root_dir\])=(?:file|ftps?|https?):\/\/" \
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"id:931110,\
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phase:2,\
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block,\
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capture,\
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t:none,t:urlDecodeUni,\
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msg:'Possible Remote File Inclusion (RFI) Attack: Common RFI Vulnerable Parameter Name used w/URL Payload',\
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logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\
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tag:'application-multi',\
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tag:'language-multi',\
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tag:'platform-multi',\
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tag:'attack-rfi',\
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tag:'OWASP_CRS',\
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tag:'OWASP_CRS/WEB_ATTACK/RFI',\
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ctl:auditLogParts=+E,\
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ver:'OWASP_CRS/3.2.0',\
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severity:'CRITICAL',\
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setvar:'tx.rfi_score=+%{tx.critical_anomaly_score}',\
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setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'"
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SecRule ARGS "@rx ^(?i:file|ftps?|https?).*?\?+$" \
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"id:931120,\
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phase:2,\
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block,\
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capture,\
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t:none,\
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msg:'Possible Remote File Inclusion (RFI) Attack: URL Payload Used w/Trailing Question Mark Character (?)',\
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logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\
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tag:'application-multi',\
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tag:'language-multi',\
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tag:'platform-multi',\
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tag:'attack-rfi',\
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tag:'OWASP_CRS',\
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tag:'OWASP_CRS/WEB_ATTACK/RFI',\
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ctl:auditLogParts=+E,\
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ver:'OWASP_CRS/3.2.0',\
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severity:'CRITICAL',\
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setvar:'tx.rfi_score=+%{tx.critical_anomaly_score}',\
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setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'"
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SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 2" "id:931013,phase:1,pass,nolog,skipAfter:END-REQUEST-931-APPLICATION-ATTACK-RFI"
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SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 2" "id:931014,phase:2,pass,nolog,skipAfter:END-REQUEST-931-APPLICATION-ATTACK-RFI"
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#
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# -= Paranoia Level 2 =- (apply only when tx.executing_paranoia_level is sufficiently high: 2 or higher)
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#
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SecRule ARGS "@rx ^(?i:file|ftps?|https?)://(.*)$" \
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"id:931130,\
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phase:2,\
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block,\
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capture,\
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t:none,\
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msg:'Possible Remote File Inclusion (RFI) Attack: Off-Domain Reference/Link',\
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logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}: %{MATCHED_VAR}',\
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tag:'application-multi',\
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tag:'language-multi',\
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tag:'platform-multi',\
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tag:'attack-rfi',\
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tag:'OWASP_CRS',\
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tag:'OWASP_CRS/WEB_ATTACK/RFI',\
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tag:'paranoia-level/2',\
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ctl:auditLogParts=+E,\
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ver:'OWASP_CRS/3.2.0',\
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severity:'CRITICAL',\
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setvar:'tx.rfi_parameter_%{MATCHED_VAR_NAME}=%{tx.1}',\
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chain"
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SecRule TX:/rfi_parameter_.*/ "!@beginsWith %{request_headers.host}" \
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"setvar:'tx.rfi_score=+%{tx.critical_anomaly_score}',\
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setvar:'tx.anomaly_score_pl2=+%{tx.critical_anomaly_score}'"
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SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 3" "id:931015,phase:1,pass,nolog,skipAfter:END-REQUEST-931-APPLICATION-ATTACK-RFI"
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SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 3" "id:931016,phase:2,pass,nolog,skipAfter:END-REQUEST-931-APPLICATION-ATTACK-RFI"
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#
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# -= Paranoia Level 3 =- (apply only when tx.executing_paranoia_level is sufficiently high: 3 or higher)
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#
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SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 4" "id:931017,phase:1,pass,nolog,skipAfter:END-REQUEST-931-APPLICATION-ATTACK-RFI"
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SecRule TX:EXECUTING_PARANOIA_LEVEL "@lt 4" "id:931018,phase:2,pass,nolog,skipAfter:END-REQUEST-931-APPLICATION-ATTACK-RFI"
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#
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# -= Paranoia Level 4 =- (apply only when tx.executing_paranoia_level is sufficiently high: 4 or higher)
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#
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#
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# -= Paranoia Levels Finished =-
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#
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SecMarker "END-REQUEST-931-APPLICATION-ATTACK-RFI"
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