MediaWiki up to 1.35.13/1.39.5/1.40.1 on Special RightsLogFormatter.php cross site scripting

Summaryinfo

A vulnerability has been found in MediaWiki up to 1.35.13/1.39.5/1.40.1 on Special and classified as problematic. Impacted is an unknown function of the file includes/logging/RightsLogFormatter.php. The manipulation leads to cross site scripting. This vulnerability is referenced as CVE-2023-51704. Remote exploitation of the attack is possible. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in MediaWiki up to 1.35.13/1.39.5/1.40.1 on Special (Content Management System). This issue affects an unknown part of the file includes/logging/RightsLogFormatter.php. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

An issue was discovered in MediaWiki before 1.35.14, 1.36.x through 1.39.x before 1.39.6, and 1.40.x before 1.40.2. In includes/logging/RightsLogFormatter.php, group-*-member messages can result in XSS on Special:log/rights.

The weakness was published 12/22/2023. The advisory is shared at phabricator.wikimedia.org. The identification of this vulnerability is CVE-2023-51704 since 12/22/2023. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

By approaching the search of inurl:includes/logging/RightsLogFormatter.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 207820 (Debian dla-3896 : mediawiki - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.35.14, 1.39.6 or 1.40.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (207820). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Content Management System

Name

• MediaWiki

Version

• 1.35.0
• 1.35.1
• 1.35.2
• 1.35.3
• 1.35.4
• 1.35.5
• 1.35.6
• 1.35.7
• 1.35.8
• 1.35.9
• 1.35.10
• 1.35.11
• 1.35.12
• 1.35.13
• 1.39.0
• 1.39.1
• 1.39.2
• 1.39.3
• 1.39.4
• 1.39.5
• 1.40.0
• 1.40.1

License

• open-source

Website

• Product: https://www.mediawiki.org/wiki/MediaWiki

CPE 2.3info

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CPE 2.2info

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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