CVE-2015-2936

Severity: high (CVSS 7.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-04-13 · updated 2026-06-17
Weakness: CWE-399

Description

MediaWiki 1.24.x before 1.24.2, when using PBKDF2 for password hashing, allows remote attackers to cause a denial of service (CPU consumption) via a long password.

Affected products

Wikimedia Foundation MediaWiki: 1.24.0, 1.24.1

References

http://www.mandriva.com/security/advisories?name=MDVSA-2015:200
http://www.openwall.com/lists/oss-security/2015/04/01/1
http://www.openwall.com/lists/oss-security/2015/04/07/3
http://www.securityfocus.com/bid/73477
https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html
https://phabricator.wikimedia.org/T64685
https://security.gentoo.org/glsa/201510-05
http://www.mandriva.com/security/advisories?name=MDVSA-2015:200
http://www.openwall.com/lists/oss-security/2015/04/01/1
http://www.openwall.com/lists/oss-security/2015/04/07/3
http://www.securityfocus.com/bid/73477
https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html

Get alerted when CVE-2015-2936 or the next vulnerability affects your stack