CVE-2012-4381 Information

Description

MediaWiki before 1.18.5 and 1.19.x before 1.19.2 saves passwords in the local database (1) which could make it easier for context-dependent attackers to obtain cleartext passwords via a brute-force attack or (2) when an authentication plugin returns a false in the strict function could allow remote attackers to use old passwords for non-existing accounts in an external authentication system via unspecified vectors.

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://osvdb.org/show/osvdb/85106 http://www.openwall.com/lists/oss-security/2012/08/31/10 http://www.openwall.com/lists/oss-security/2012/08/31/6 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=686330 https://bugzilla.redhat.com/show_bug.cgi?id=853442 https://lists.wikimedia.org/pipermail/mediawiki-announce/2012-August/000119.html https://phabricator.wikimedia.org/T41184

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.1