CVE-2021-30155 — Missing Authorization in Mediawiki

CWE-862 — Missing AuthorizationCWE-863 — Incorrect Authorization5 documents5 sources
Severity
4.3MEDIUMNVD
EPSS
0.3%
top 45.12%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
MediawikiDebian MediawikiDebian Linux+1 more
Timeline
PublishedApr 9
Latest updateMay 24

Description

An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. ContentModelChange does not check if a user has correct permissions to create and set the content model of a nonexistent page.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:NExploitability: 2.8 | Impact: 1.4

Affected Packages3 packages

▶debiandebian/mediawiki< mediawiki 1:1.35.2-1 (bookworm)
▶NVDmediawiki/mediawiki1.32.0 — 1.35.2+1
▶Debianmediawiki/mediawiki< 1:1.35.2-1+3

Also affects: Debian Linux 10.0, 9.0, Fedora 33, 34

Patches

Patch: phabricator.wikimedia.org ↗Patch: phabricator.wikimedia.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-rjh4-5hvf-f2f8: An issue was discovered in MediaWiki before 1↗2022-05-24
▶
OSV
CVE-2021-30155: An issue was discovered in MediaWiki before 1↗2021-04-09
▶

📋Vendor Advisories

2
Red Hat
mediawiki: ContentModelChange does not check if a user has correct permissions to create and set the content model of a nonexistent page↗2021-01-01
▶
Debian
CVE-2021-30155: mediawiki - An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x be...↗2021
▶
CVE-2021-30155 — Missing Authorization in Mediawiki | cvebase