CVE-2023-29141
X-Forwarded-For header allows brute-forcing autoblocked IP addresses
9.8
CRITICAL
CVSS 3.1
EPSS 0.29%
Description
An issue was discovered in MediaWiki before 1.35.10, 1.36.x through 1.38.x before 1.38.6, and 1.39.x before 1.39.3. An auto-block can occur for an untrusted X-Forwarded-For header.
How to fix CVE-2023-29141
To remediate CVE-2023-29141, upgrade the affected package to a fixed version below.
- Bitnami/mediawiki—upgrade to 1.35.10 or later
- —upgrade to 1:1.35.11-1~deb11u1 or later
- —upgrade to 1:1.31.16-1+deb10u6 or later
- —upgrade to 1:1.35.11-1~deb11u1 or later
- —upgrade to 1.39.3 or later
Is CVE-2023-29141 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (5)
- from 0, < 1.35.10, >= 1.36.0, < 1.38.6, >= 1.39.0, < 1.39.3
- from 0, < 1:1.35.11-1~deb11u1
- from 0, < 1:1.31.16-1+deb10u6
- from 0, < 1:1.35.11-1~deb11u1
- >= 1.39.0, < 1.39.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |