CVE-2014-2243

Name of the Vulnerable Software and Affected Versions MediaWiki versions prior to 1.19.12 MediaWiki versions 1.20.x MediaWiki versions 1.21.x prior to 1.21.6 MediaWiki versions 1.22.x prior to 1.22.3

Description The issue makes it easier for remote attackers to obtain access via a brute-force attack that relies on timing differences in responses to incorrect token guesses, due to the termination of validation of a user token upon encountering the first incorrect character in the includes/User.php file.

Recommendations For MediaWiki versions prior to 1.19.12, update to version 1.19.12 or later. For MediaWiki versions 1.20.x, update to a version outside of the 1.20.x range, such as 1.19.12 or 1.21.6 or later. For MediaWiki versions 1.21.x prior to 1.21.6, update to version 1.21.6 or later. For MediaWiki versions 1.22.x prior to 1.22.3, update to version 1.22.3 or later.