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Vulnerability DatabaseCVE-2023-45361
CVE-2023-45361:
Linux Debian vulnerability analysis and mitigation
Overview
An issue was discovered in VectorComponentUserLinks.php in the Vector Skin component in MediaWiki before 1.39.5 and 1.40.x before 1.40.1. The vulnerability involves the vector-intro-page MalformedTitleException which is uncaught if it is not a valid title, leading to incorrect web pages (NVD).
Technical details
The vulnerability exists in the Vector Skin component of MediaWiki, specifically in the VectorComponentUserLinks.php file. When the vector-intro-page message doesn't parse as a valid title, the system fails to catch the MalformedTitleException, resulting in a crash instead of properly handling the error (Wikimedia Gerrit).
Impact
When exploited, this vulnerability leads to incorrect web page rendering and potential system crashes, affecting the normal functionality of MediaWiki installations using the Vector Skin component (NVD).
Mitigation and workarounds
The vulnerability has been patched in MediaWiki versions 1.39.5 and 1.40.1. The fix involves implementing proper exception handling for MalformedTitleException when processing the vector-intro-page message (Wikimedia Gerrit).
Additional resources
Source: This report was generated using AI
Related Linux Debian vulnerabilities:
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