CVE-2019-11389 json
An issue was discovered in OWASP ModSecurity Core Rule Set (CRS) through 3.1.0.
published 2019-04-21 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-3067
- cvss
- 5.3
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.6%
- EPSS 1.6% chance of exploitation in 30 days, percentile 76%
- public exploits
- 0
- none known
Summary
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
Exploit prediction
1.63% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/SpiderLabs/owasp-modsecurity-crs/issues/1372 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-400 Uncontrolled Resource Consumption
References
-
github.com
/SpiderLabs/owasp-modsecurity-crs/issues/1372
exploit, issue-tracking, third-party-advisory
-
github.com
/SpiderLabs/owasp-modsecurity-crs/issues/1356
issue-tracking, third-party-advisory
Sources
- CVE List CVE-2019-11389
- NVD CVE-2019-11389
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