CVE-2011-1766

N/A Unknown
Published: May 23, 2011 Modified: April 29, 2026
View on NVD

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.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060435.html
Source: secalert@redhat.com
http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060496.html
Source: secalert@redhat.com
http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060507.html
Source: secalert@redhat.com
http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-May/000098.html
Source: secalert@redhat.com
Patch
http://secunia.com/advisories/44684
Source: secalert@redhat.com
http://www.securityfocus.com/bid/47722
Source: secalert@redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=702512
Source: secalert@redhat.com
Patch
https://bugzilla.wikimedia.org/show_bug.cgi?id=28639
Source: secalert@redhat.com
Patch
http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060435.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060496.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060507.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-May/000098.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
http://secunia.com/advisories/44684
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/47722
Source: af854a3a-2127-422b-91ae-364da2661108
https://bugzilla.redhat.com/show_bug.cgi?id=702512
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
https://bugzilla.wikimedia.org/show_bug.cgi?id=28639
Source: af854a3a-2127-422b-91ae-364da2661108
Patch

16 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
2.2%
81th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-287

Affected Vendors

mediawiki

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