Description

includes/User.php in MediaWiki before 1.16.5, when wgBlockDisablesLogin is enabled, does not clear certain cached data after verification of an auth token fails, which allows remote attackers to bypass authentication by creating crafted wikiUserID and wikiUserName cookies, or by leveraging an unattended workstation.

Remediation

References

CVE-2011-1766

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Severity

Medium

Classification

CVE-2011-1766 CWE-287

Tags

Missing Update Known Vulnerabilities