CVE-2013-4572

The CentralNotice extension for MediaWiki before 1.19.9, 1.20.x before 1.20.8, and 1.21.x before 1.21.3 sets the Cache-Control header to cache session cookies when a user is autocreated, which allows remote attackers to authenticate as the created user.

Weakness

Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions.

Affected Software

Extended Description

Such a scenario is commonly observed when:

Potential Mitigations

Related Attack Patterns

• https://cwe.mitre.org/data/definitions/196.html
• https://cwe.mitre.org/data/definitions/21.html
• https://cwe.mitre.org/data/definitions/31.html
• https://cwe.mitre.org/data/definitions/39.html
• https://cwe.mitre.org/data/definitions/59.html
• https://cwe.mitre.org/data/definitions/60.html
• https://cwe.mitre.org/data/definitions/61.html

References

• https://bugzilla.wikimedia.org/show_bug.cgi?id=53032
• http://lists.fedoraproject.org/pipermail/package-announce/2013-December/122998.html
• http://lists.fedoraproject.org/pipermail/package-announce/2013-December/123011.html
• http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-November/000135.html