Vulnerability · Published Aug 20, 2023 · Assigned by mitre
CVE-2023-36674
Medium 5.3
In plain English
A medium-severity improper input validation in the mediawiki package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 55% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.3Medium
Exploit odds (30 days)0.7%top 45.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An issue was discovered in MediaWiki before 1.35.11, 1.36.x through 1.38.x before 1.38.7, 1.39.x before 1.39.4, and 1.40.x before 1.40.1. It is possible to bypass the Bad image list (aka badFile) by using the thumb parameter (aka Manualthumb) of the File syntax.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | mediawiki | 1:1.39.4-1~deb12u1 | DEBIAN-CVE-2023-36674 |
| Debian:12 | mediawiki | 1:1.39.4-1~deb12u1 | DSA-5447-1 |
| Debian:13 | mediawiki | 1:1.39.4-1 | DEBIAN-CVE-2023-36674 |
| Debian:14 | mediawiki | 1:1.39.4-1 | DEBIAN-CVE-2023-36674 |
Affected products (as reported)
Weakness: CWE-20
References
- https://phabricator.wikimedia.org/T335612
- FEDORA-2023-1fcaba0998 vendor-advisory
- FEDORA-2023-d8ae3c122e vendor-advisory
- FEDORA-2023-7e9d6015f6 vendor-advisory