CVE-2012-4885

Name of the Vulnerable Software and Affected Versions MediaWiki versions 1.17.x through 1.17.2 MediaWiki versions 1.18.x through 1.18.1

Description The issue allows remote attackers to cause a denial of service, resulting in an infinite loop, via certain input to the wikitext parser, as demonstrated by the padleft function.

Recommendations For MediaWiki versions 1.17.x through 1.17.2, update to version 1.17.3 or later. For MediaWiki versions 1.18.x through 1.18.1, update to version 1.18.2 or later.