CVE-2015-8623 | BDVDB-2026-83077 Detail

Description#

The User::matchEditToken function in includes/User.php in MediaWiki before 1.23.12 and 1.24.x before 1.24.5 does not perform token comparison in constant time before returning, which allows remote attackers to guess the edit token and bypass CSRF protection via a timing attack, a different vulnerability than CVE-2015-8624.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-December/000186.html
http://www.openwall.com/lists/oss-security/2015/12/23/7
https://phabricator.wikimedia.org/T119309
http://www.openwall.com/lists/oss-security/2015/12/21/8
https://gerrit.wikimedia.org/r/#/c/156336/5/includes/User.php

Exploit#

No public exploit known

History#

Version 12017-03-23Record published in the CVE List.
Version 22024-08-06Most recent update recorded in the CVE List.