Description
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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | mediawiki | 1:1.19.3-1 | — |
| Debian 13 | mediawiki | 1:1.19.3-1 | — |
| Debian 12 | mediawiki | 1:1.19.3-1 | — |
References
- mediawiki-cve20125391-session-hijacking(83008) vdb-entry
- [MediaWiki-announce] 20121130 MediaWiki security release: 1.20.1, 1.19.3 and 1.18.6 mailing-list
- FEDORA-2013-3227 vendor-advisory
- FEDORA-2013-3265 vendor-advisory
- FEDORA-2013-2090 vendor-advisory
- https://bugzilla.wikimedia.org/show_bug.cgi?id=40995