Missing Authentication for Critical Function Affecting mediawiki package, versions *


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.32% (71st percentile)

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  • Snyk IDSNYK-RHEL9-MEDIAWIKI-3472480
  • published26 Mar 2023
  • disclosed22 Jun 2021

Introduced: 22 Jun 2021

CVE-2021-35197  (opens in a new tab)
CWE-306  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:9 mediawiki.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mediawiki package and not the mediawiki package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

In MediaWiki before 1.31.15, 1.32.x through 1.35.x before 1.35.3, and 1.36.x before 1.36.1, bots have certain unintended API access. When a bot account has a "sitewide block" applied, it is able to still "purge" pages through the MediaWiki Action API (which a "sitewide block" should have prevented).

CVSS Scores

version 3.1