CVE-2017-8814 — Improper Input Validation in Mediawiki

CWE-20 — Improper Input Validation4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.7%
top 29.10%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
MediawikiDebian MediawikiDebian Linux
Timeline
PublishedNov 15
Latest updateMay 17

Description

The language converter in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 allows attackers to replace text inside tags via a rule definition followed by "a lot of junk."

CVSS vector

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

Affected Packages3 packages

▶debiandebian/mediawiki< mediawiki 1:1.27.4-1 (bookworm)
▶Debianmediawiki/mediawiki< 1:1.27.4-1+3
▶NVDmediawiki/mediawiki1.27.3+5

Also affects: Debian Linux 9.0

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-x2m4-j2wv-q4h4: The language converter in MediaWiki before 1↗2022-05-17
▶
OSV
CVE-2017-8814: The language converter in MediaWiki before 1↗2017-11-15
▶

📋Vendor Advisories

1
Debian
CVE-2017-8814: mediawiki - The language converter in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.2...↗2017
▶
CVE-2017-8814 — Improper Input Validation in Mediawiki | cvebase