Vulnerability · Published Sep 27, 2020 · Assigned by mitre
CVE-2020-25813
Medium 5.3
In plain English
A medium-severity security flaw 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 1.3% (higher than 70% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.3Medium
Exploit odds (30 days)1.3%top 29.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
In MediaWiki before 1.31.10 and 1.32.x through 1.34.x before 1.34.4, Special:UserRights exposes the existence of hidden users.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | mediawiki | 1:1.35.0-1 | DEBIAN-CVE-2020-25813 |
| Debian:13 | mediawiki | 1:1.35.0-1 | DEBIAN-CVE-2020-25813 |
| Debian:14 | mediawiki | 1:1.35.0-1 | DEBIAN-CVE-2020-25813 |
| Packagist | mediawiki/core | 1.31.9 | GHSA-c4rj-wrmq-52rj |
| Packagist | mediawiki/core | 1.34.3 | GHSA-c4rj-wrmq-52rj |
Affected products (as reported)
References
- https://meta.wikimedia.org/wiki/Special:UserRights x_refsource_MISC
- https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html x_refsource_CONFIRM
- https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html x_refsource_MISC
- FEDORA-2020-a4802c53d9 vendor-advisory, x_refsource_FEDORA