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MediaWiki: Loop with Unreachable Exit Condition ('Infinite Loop') (CVE-2023-45363)

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MediaWiki: Loop with Unreachable Exit Condition ('Infinite Loop') (CVE-2023-45363)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
10/09/2023
Created
10/16/2023
Added
10/16/2023
Modified
01/28/2025

Description

An issue was discovered in ApiPageSet.php in MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. It allows attackers to cause a denial of service (unbounded loop and RequestTimeoutException) when querying pages redirected to other variants with redirects and converttitles set.

Solution(s)

  • mediawiki-upgrade-1_35_12
  • mediawiki-upgrade-1_39_5

References

  • https://attackerkb.com/topics/cve-2023-45363
  • CVE - 2023-45363
  • https://lists.debian.org/debian-lts-announce/2023/11/msg00027.html
  • https://phabricator.wikimedia.org/T333050
  • https://www.debian.org/security/2023/dsa-5520
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