CVE-2013-4301 Information

Description

includes/resourceloader/ResourceLoaderContext.php in MediaWiki 1.19.x before 1.19.8 1.20.x before 1.20.7 and 1.21.x before 1.21.2 allows remote attackers to obtain sensitive information via a \ (open angle bracket) character in the lang parameter to w/load.php which reveals the installation path in an error message.

Reference

http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-September/000133.html http://osvdb.org/96913 http://seclists.org/oss-sec/2013/q3/553 http://secunia.com/advisories/54715 https://bugzilla.wikimedia.org/show_bug.cgi?id=46332 https://exchange.xforce.ibmcloud.com/vulnerabilities/86895 https://www.mediawiki.org/wiki/Release_notes/1.19 https://www.mediawiki.org/wiki/Release_notes/1.20 https://www.mediawiki.org/wiki/Release_notes/1.21