CVE-2019-12473 — Uncontrolled Resource Consumption in Mediawiki

CWE-400 — Uncontrolled Resource Consumption5 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.5%
top 35.42%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
MediawikiMediawiki CoreDebian Mediawiki+1 more
Timeline
PublishedJul 10
Latest updateMay 24

Description

Wikimedia MediaWiki 1.27.0 through 1.32.1 might allow DoS. Passing invalid titles to the API could cause a DoS by querying the entire watchlist table. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages4 packages

▶Packagistmediawiki/core1.27.0 — 1.27.6+3
▶debiandebian/mediawiki< mediawiki 1:1.31.2-1 (bookworm)
▶NVDmediawiki/mediawiki1.27.0 — 1.27.6+3
▶Debianmediawiki/mediawiki< 1:1.31.2-1+3

Also affects: Debian Linux 9.0

Patches

Patch: lists.wikimedia.org ↗Patch: lists.wikimedia.org ↗

🔴Vulnerability Details

3
OSV
Wikimedia Potential DOS due to slow WatchedItemStore::countVisitingWatchersMultiple↗2022-05-24
▶
GHSA
Wikimedia Potential DOS due to slow WatchedItemStore::countVisitingWatchersMultiple↗2022-05-24
▶
OSV
CVE-2019-12473: Wikimedia MediaWiki 1↗2019-07-10
▶

📋Vendor Advisories

1
Debian
CVE-2019-12473: mediawiki - Wikimedia MediaWiki 1.27.0 through 1.32.1 might allow DoS. Passing invalid title...↗2019
▶
CVE-2019-12473 — Uncontrolled Resource Consumption | cvebase