Input validation error in MediaWiki - CVE-2012-5391
Published: June 2, 2014 / Updated: August 10, 2020
Vulnerability identifier: #VU41591
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2012-5391
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: MediaWiki.org
Affected software:
MediaWiki
MediaWiki
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
Session fixation vulnerability in Special:UserLogin in MediaWiki before 1.18.6, 1.19.x before 1.19.3, and 1.20.x before 1.20.1 allows remote attackers to hijack web sessions via the session_id. Per: http://cwe.mitre.org/data/definitions/384.html "CWE-384: Session Fixation"
How to mitigate CVE-2012-5391
Install update from vendor's website.
Sources
- http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098975.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-March/100843.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-March/100845.html
- http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-November/000122.html
- https://bugzilla.wikimedia.org/show_bug.cgi?id=40995
- https://exchange.xforce.ibmcloud.com/vulnerabilities/83008