87 lines
3.6 KiB
Plaintext
87 lines
3.6 KiB
Plaintext
# ------------------------------------------------------------------------
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# OWASP CRS ver.4.24.0-dev
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# Copyright (c) 2006-2020 Trustwave and contributors. All rights reserved.
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# Copyright (c) 2021-2026 CRS project. All rights reserved.
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#
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# The OWASP CRS 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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# -= Paranoia Level 0 (empty) =- (apply unconditionally)
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#
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 1" "id:913011,phase:1,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-REQUEST-913-SCANNER-DETECTION"
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 1" "id:913012,phase:2,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-REQUEST-913-SCANNER-DETECTION"
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#
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# -= Paranoia Level 1 (default) =- (apply only when tx.detection_paranoia_level is sufficiently high: 1 or higher)
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#
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#
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# -=[ Security Scanner Checks ]=-
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#
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# This rule inspects the default User-Agent and Header values sent by
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# various commercial and open source scanners, mostly
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# security / vulnerability scanners.
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#
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# It is based on a curated list of known malicious scanners in widespread use.
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# This list is maintained in scanners-user-agents.data.
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#
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# With CRSv4, the project has given up on keeping track of different categories
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# of scanners and scripting agents, mostly because it's very hard to draw
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# a line between benign, mostly benign and malicious. And because dedicated
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# attackers will change the user agent anyways.
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SecRule REQUEST_HEADERS:User-Agent "@pmFromFile scanners-user-agents.data" \
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"id:913100,\
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phase:1,\
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block,\
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capture,\
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t:none,\
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msg:'Found User-Agent associated with security scanner',\
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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-reputation-scanner',\
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tag:'paranoia-level/1',\
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tag:'OWASP_CRS',\
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tag:'OWASP_CRS/SCANNER-DETECTION',\
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tag:'capec/1000/118/224/541/310',\
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ver:'OWASP_CRS/4.24.0-dev',\
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severity:'CRITICAL',\
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setvar:'tx.inbound_anomaly_score_pl1=+%{tx.critical_anomaly_score}'"
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 2" "id:913013,phase:1,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-REQUEST-913-SCANNER-DETECTION"
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 2" "id:913014,phase:2,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-REQUEST-913-SCANNER-DETECTION"
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#
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# -= Paranoia Level 2 =- (apply only when tx.detection_paranoia_level is sufficiently high: 2 or higher)
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#
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 3" "id:913015,phase:1,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-REQUEST-913-SCANNER-DETECTION"
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 3" "id:913016,phase:2,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-REQUEST-913-SCANNER-DETECTION"
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#
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# -= Paranoia Level 3 =- (apply only when tx.detection_paranoia_level is sufficiently high: 3 or higher)
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#
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 4" "id:913017,phase:1,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-REQUEST-913-SCANNER-DETECTION"
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 4" "id:913018,phase:2,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-REQUEST-913-SCANNER-DETECTION"
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#
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# -= Paranoia Level 4 =- (apply only when tx.detection_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-913-SCANNER-DETECTION"
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