Vulnerability Details : CVE-2021-35368
Potential exploit
OWASP ModSecurity Core Rule Set 3.1.x before 3.1.2, 3.2.x before 3.2.1, and 3.3.x before 3.3.2 is affected by a Request Body Bypass via a trailing pathname.
Products affected by CVE-2021-35368
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:a:owasp:owasp_modsecurity_core_rule_set:*:*:*:*:*:*:*:*
- cpe:2.3:a:owasp:owasp_modsecurity_core_rule_set:*:*:*:*:*:*:*:*
- cpe:2.3:a:owasp:owasp_modsecurity_core_rule_set:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-35368
0.29%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 52 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-35368
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-35368
-
The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-35368
-
https://portswigger.net/daily-swig/lessons-learned-how-a-severe-vulnerability-in-the-owasp-modsecurity-core-rule-set-sparked-much-needed-change
Lessons learned: How a severe vulnerability in the OWASP ModSecurity Core Rule Set sparked much-needed change | The Daily SwigExploit;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IVYUJOKHDEXFTM2CZMEESJ6TZSPVNSSZ/
[SECURITY] Fedora 37 Update: libmodsecurity-3.0.8-1.fc37 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6MS5GMNYHFFIBWLJW7N3XAD24SLF3PFZ/
[SECURITY] Fedora 36 Update: libmodsecurity-3.0.8-1.fc36 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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https://lists.debian.org/debian-lts-announce/2023/01/msg00033.html
[SECURITY] [DLA 3293-1] modsecurity-crs security updateMailing List;Third Party Advisory
-
https://portswigger.net/daily-swig/waf-bypass-severe-owasp-modsecurity-core-rule-set-bug-was-present-for-several-years
WAF bypass: ‘Severe’ OWASP ModSecurity Core Rule Set bug was present for several years | The Daily SwigExploit;Third Party Advisory
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https://security.gentoo.org/glsa/202305-25
OWASP ModSecurity Core Rule Set: Multiple Vulnerabilities (GLSA 202305-25) — Gentoo security
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https://owasp.org/www-project-modsecurity-core-rule-set/
OWASP ModSecurity Core Rule SetVendor Advisory
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https://coreruleset.org/20210630/cve-2021-35368-crs-request-body-bypass/
CVE-2021-35368 – CRS Request Body Bypass (Update) – OWASP ModSecurity Core Rule SetExploit;Release Notes;Vendor Advisory
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