182 lines
6.2 KiB
Plaintext
182 lines
6.2 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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# We reused paranoia level skip rules 950010, 950011, and 950018.
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# These rule identifiers were in use in CRSv2, so we used different
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# identifiers in CRSv3 to avoid conflicts (950020, 950021 and 950022).
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# In CRSv4, for the sake of a consistent structure, we use these
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# identifiers again, so that the skip rules of PL can be defined in the
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# same way for all files.
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# Rule id 950130 has been kept - this ID also was introduced at first
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# rule to avoid the collision.
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#
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# -= Paranoia Level 0 (empty) =- (apply unconditionally)
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#
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# Skip all rules if TX:crs_skip_response_analysis is set.
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SecRule TX:crs_skip_response_analysis "@eq 1" \
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"id:950021,\
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phase:3,\
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pass,\
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nolog,\
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tag:'OWASP_CRS',\
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tag:'OWASP_CRS/DATA-LEAKAGES',\
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ver:'OWASP_CRS/4.24.0-dev',\
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skipAfter:END-RESPONSE-959-BLOCKING-EVALUATION"
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# Skip all rules if RESPONSE_BODY is compressed.
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SecRule RESPONSE_HEADERS:Content-Encoding "@pm gzip compress deflate br zstd" \
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"id:950010,\
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phase:4,\
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pass,\
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nolog,\
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tag:'OWASP_CRS',\
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tag:'OWASP_CRS/DATA-LEAKAGES',\
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ver:'OWASP_CRS/4.24.0-dev',\
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skipAfter:END-RESPONSE-950-DATA-LEAKAGES"
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 1" "id:950011,phase:3,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-RESPONSE-950-DATA-LEAKAGES"
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 1" "id:950012,phase:4,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-RESPONSE-950-DATA-LEAKAGES"
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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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# -=[ Directory Listing ]=-
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#
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SecRule RESPONSE_BODY "@rx (?:<(?:TITLE>Index of.*?<H|title>Index of.*?<h)1>Index of|>\[To Parent Directory\]</[Aa]><br>)" \
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"id:950130,\
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phase:4,\
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block,\
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capture,\
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t:none,\
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msg:'Directory Listing',\
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logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}',\
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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-disclosure',\
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tag:'paranoia-level/1',\
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tag:'OWASP_CRS',\
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tag:'OWASP_CRS/DATA-LEAKAGES',\
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tag:'capec/1000/118/116/54/127',\
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ver:'OWASP_CRS/4.24.0-dev',\
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severity:'ERROR',\
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setvar:'tx.outbound_anomaly_score_pl1=+%{tx.error_anomaly_score}'"
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#
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# -=[ CGI Source Code Leakage ]=-
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#
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# A CGI script begins normally with #! and the interpreter,
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# for example:
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#
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# #!/usr/bin/perl
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# #!/usr/bin/python
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# #!/usr/bin/ruby
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#
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# If the CGI script processors or MIME type handlers are misconfigured,
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# the script's source code could be erroneously returned to the client.
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SecRule RESPONSE_BODY "@rx ^#\!\s?/" \
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"id:950140,\
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phase:4,\
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block,\
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capture,\
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t:none,\
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msg:'CGI source code leakage',\
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logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}',\
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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-disclosure',\
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tag:'paranoia-level/1',\
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tag:'OWASP_CRS',\
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tag:'OWASP_CRS/DATA-LEAKAGES',\
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tag:'capec/1000/118/116',\
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ver:'OWASP_CRS/4.24.0-dev',\
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severity:'ERROR',\
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setvar:'tx.outbound_anomaly_score_pl1=+%{tx.error_anomaly_score}'"
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#
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# -=[ ASP.NET Errors ]=-
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#
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SecRule RESPONSE_BODY "@pmFromFile asp-dotnet-errors.data" \
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"id:950150,\
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phase:4,\
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block,\
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capture,\
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t:none,\
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msg:'ASP.NET exception leakage',\
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logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}',\
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tag:'application-multi',\
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tag:'language-aspnet',\
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tag:'platform-multi',\
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tag:'attack-disclosure',\
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tag:'paranoia-level/1',\
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tag:'OWASP_CRS',\
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tag:'OWASP_CRS/DATA-LEAKAGES',\
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tag:'capec/1000/118/116/54/127',\
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ver:'OWASP_CRS/4.24.0-dev',\
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severity:'ERROR',\
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setvar:'tx.outbound_anomaly_score_pl1=+%{tx.error_anomaly_score}'"
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 2" "id:950013,phase:3,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-RESPONSE-950-DATA-LEAKAGES"
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 2" "id:950014,phase:4,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-RESPONSE-950-DATA-LEAKAGES"
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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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#
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# -=[ The application is not available - 5xx level status code ]=-
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#
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SecRule RESPONSE_STATUS "@rx ^5\d{2}$" \
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"id:950100,\
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phase:3,\
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block,\
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capture,\
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t:none,\
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msg:'The Application Returned a 500-Level Status Code',\
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logdata:'Matched Data: %{TX.0} found within %{MATCHED_VAR_NAME}',\
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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-disclosure',\
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tag:'paranoia-level/2',\
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tag:'OWASP_CRS',\
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tag:'OWASP_CRS/DATA-LEAKAGES',\
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tag:'capec/1000/152',\
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ver:'OWASP_CRS/4.24.0-dev',\
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severity:'ERROR',\
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setvar:'tx.outbound_anomaly_score_pl2=+%{tx.error_anomaly_score}'"
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 3" "id:950015,phase:3,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-RESPONSE-950-DATA-LEAKAGES"
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 3" "id:950016,phase:4,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-RESPONSE-950-DATA-LEAKAGES"
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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:950017,phase:3,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-RESPONSE-950-DATA-LEAKAGES"
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SecRule TX:DETECTION_PARANOIA_LEVEL "@lt 4" "id:950018,phase:4,pass,nolog,tag:'OWASP_CRS',ver:'OWASP_CRS/4.24.0-dev',skipAfter:END-RESPONSE-950-DATA-LEAKAGES"
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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-RESPONSE-950-DATA-LEAKAGES"
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