CVE-2021-41800
medium
CVSS v3
—
CVSS v2
—
VIR risk
5.5
Description
MediaWiki allows a denial of service
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-41800
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 1.36.2-1 | |
| debian | bookworm | fixed | 1:1.35.4-1 |
| debian | bullseye | fixed | 1:1.35.4-1~deb11u1 |
| debian | forky | fixed | 1:1.35.4-1 |
| debian | sid | fixed | 1:1.35.4-1 |
| debian | trixie | fixed | 1:1.35.4-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Packagist | mediawiki/core | <1.36.2 | 1.36.2 |
References
- https://security-tracker.debian.org/tracker/CVE-2021-41800
- https://nvd.nist.gov/vuln/detail/CVE-2021-41800
- https://github.com/wikimedia/mediawiki/commit/781caf83dba90c18349f930bbaaa0e89f003f874
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CJDYJQWT43GBD6GNQ4OW7JOZ6WQ6DZTN
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MDBPECBWN6LWNSWIQMVXK6PP4YFEUYHA
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QNEAI2T3Y65I55ZB6UE6RMC662RZTGRX
- https://lists.wikimedia.org/hyperkitty/list/wikitech-l@lists.wikimedia.org/thread/2IFS5CM2YV4VMSODPX3J2LFHKSEWVFV5
- https://phabricator.wikimedia.org/T284419
- https://security.gentoo.org/glsa/202305-24
Verify integrity in audit chain (admin only). AS-IS.