CVE-2019-11389 — Uncontrolled Resource Consumption in Owasp Modsecurity Core Rule SET

CWE-400 — Uncontrolled Resource ConsumptionCWE-185 — Incorrect Regular Expression5 documents4 sources
Severity
5.3MEDIUMNVD
EPSS
0.5%
top 33.61%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Modsecurity Owasp Modsecurity Core Rule SETDebian Modsecurity-crs
Timeline
PublishedApr 21
Latest updateMay 24

Description

An issue was discovered in OWASP ModSecurity Core Rule Set (CRS) through 3.1.0. /rules/REQUEST-933-APPLICATION-ATTACK-PHP.conf allows remote attackers to cause a denial of service (ReDOS) by entering a specially crafted string with next# at the beginning and nested repetition operators. NOTE: the software maintainer disputes that this is a vulnerability because the issue cannot be exploited via ModSecurity

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LExploitability: 3.9 | Impact: 1.4

Affected Packages2 packages

🔴Vulnerability Details

3
GHSA
GHSA-vh8c-wfv5-x468: An issue was discovered in OWASP ModSecurity Core Rule Set (CRS) through 3↗2022-05-24
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OSV
CVE-2019-11389: An issue was discovered in OWASP ModSecurity Core Rule Set (CRS) through 3↗2019-04-21
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OSV
CVE-2019-11389: ** DISPUTED ** An issue was discovered in OWASP ModSecurity Core Rule Set (CRS) through 3↗2019-04-21
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📋Vendor Advisories

1
Debian
CVE-2019-11389: modsecurity-crs - An issue was discovered in OWASP ModSecurity Core Rule Set (CRS) through 3.1.0. ...↗2019
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