Incorrect Permission Assignment for Critical Resource Affecting mediawiki package, versions <1:1.39.5-1~deb12u1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.11% (46th percentile)

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  • Snyk IDSNYK-DEBIAN12-MEDIAWIKI-5950904
  • published9 Oct 2023
  • disclosed9 Oct 2023

Introduced: 9 Oct 2023

CVE-2023-45364  (opens in a new tab)
CWE-732  (opens in a new tab)

How to fix?

Upgrade Debian:12 mediawiki to version 1:1.39.5-1~deb12u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mediawiki package and not the mediawiki package as distributed by Debian. See How to fix? for Debian:12 relevant fixed versions and status.

An issue was discovered in includes/page/Article.php in MediaWiki 1.36.x through 1.39.x before 1.39.5 and 1.40.x before 1.40.1. Deleted revision existence is leaked due to incorrect permissions being checked. This reveals that a given revision ID belonged to the given page title, and its timestamp, both of which are not supposed to be public information.

CVSS Scores

version 3.1