Vulnerability Monitor

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CVE-2011-1766

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.

Published

2011-05-23T22:55:01.367

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.8 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

4.9

Weaknesses

Type: Primary
CWE-287

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mediawiki	mediawiki	≤ 1.16.4	Yes
Application	mediawiki	mediawiki	1.1.0	Yes
Application	mediawiki	mediawiki	1.2.0	Yes
Application	mediawiki	mediawiki	1.2.1	Yes
Application	mediawiki	mediawiki	1.2.2	Yes
Application	mediawiki	mediawiki	1.2.3	Yes
Application	mediawiki	mediawiki	1.2.4	Yes
Application	mediawiki	mediawiki	1.2.5	Yes
Application	mediawiki	mediawiki	1.2.6	Yes
Application	mediawiki	mediawiki	1.3	Yes
Application	mediawiki	mediawiki	1.3.0	Yes
Application	mediawiki	mediawiki	1.3.1	Yes
Application	mediawiki	mediawiki	1.3.2	Yes
Application	mediawiki	mediawiki	1.3.3	Yes
Application	mediawiki	mediawiki	1.3.4	Yes
Application	mediawiki	mediawiki	1.3.5	Yes
Application	mediawiki	mediawiki	1.3.6	Yes
Application	mediawiki	mediawiki	1.3.7	Yes
Application	mediawiki	mediawiki	1.3.8	Yes
Application	mediawiki	mediawiki	1.3.9	Yes
Application	mediawiki	mediawiki	1.3.10	Yes
Application	mediawiki	mediawiki	1.3.11	Yes
Application	mediawiki	mediawiki	1.3.12	Yes
Application	mediawiki	mediawiki	1.3.13	Yes
Application	mediawiki	mediawiki	1.3.14	Yes
Application	mediawiki	mediawiki	1.3.15	Yes
Application	mediawiki	mediawiki	1.4	Yes
Application	mediawiki	mediawiki	1.4	Yes
Application	mediawiki	mediawiki	1.4	Yes
Application	mediawiki	mediawiki	1.4	Yes
Application	mediawiki	mediawiki	1.4	Yes
Application	mediawiki	mediawiki	1.4	Yes
Application	mediawiki	mediawiki	1.4.0	Yes
Application	mediawiki	mediawiki	1.4.1	Yes
Application	mediawiki	mediawiki	1.4.2	Yes
Application	mediawiki	mediawiki	1.4.3	Yes
Application	mediawiki	mediawiki	1.4.4	Yes
Application	mediawiki	mediawiki	1.4.5	Yes
Application	mediawiki	mediawiki	1.4.6	Yes
Application	mediawiki	mediawiki	1.4.7	Yes
Application	mediawiki	mediawiki	1.4.8	Yes
Application	mediawiki	mediawiki	1.4.9	Yes
Application	mediawiki	mediawiki	1.4.10	Yes
Application	mediawiki	mediawiki	1.4.11	Yes
Application	mediawiki	mediawiki	1.4.12	Yes
Application	mediawiki	mediawiki	1.4.13	Yes
Application	mediawiki	mediawiki	1.4.14	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5.0	Yes
Application	mediawiki	mediawiki	1.5.1	Yes
Application	mediawiki	mediawiki	1.5.2	Yes
Application	mediawiki	mediawiki	1.5.3	Yes
Application	mediawiki	mediawiki	1.5.4	Yes
Application	mediawiki	mediawiki	1.5.5	Yes
Application	mediawiki	mediawiki	1.5.6	Yes
Application	mediawiki	mediawiki	1.5.7	Yes
Application	mediawiki	mediawiki	1.5.8	Yes
Application	mediawiki	mediawiki	1.6.0	Yes
Application	mediawiki	mediawiki	1.6.1	Yes
Application	mediawiki	mediawiki	1.6.2	Yes
Application	mediawiki	mediawiki	1.6.3	Yes
Application	mediawiki	mediawiki	1.6.4	Yes
Application	mediawiki	mediawiki	1.6.5	Yes
Application	mediawiki	mediawiki	1.6.6	Yes
Application	mediawiki	mediawiki	1.6.7	Yes
Application	mediawiki	mediawiki	1.6.8	Yes
Application	mediawiki	mediawiki	1.6.9	Yes
Application	mediawiki	mediawiki	1.6.10	Yes
Application	mediawiki	mediawiki	1.6.11	Yes
Application	mediawiki	mediawiki	1.6.12	Yes
Application	mediawiki	mediawiki	1.7.0	Yes
Application	mediawiki	mediawiki	1.7.1	Yes
Application	mediawiki	mediawiki	1.7.2	Yes
Application	mediawiki	mediawiki	1.7.3	Yes
Application	mediawiki	mediawiki	1.8.0	Yes
Application	mediawiki	mediawiki	1.8.1	Yes
Application	mediawiki	mediawiki	1.8.2	Yes
Application	mediawiki	mediawiki	1.8.3	Yes
Application	mediawiki	mediawiki	1.8.4	Yes
Application	mediawiki	mediawiki	1.8.5	Yes
Application	mediawiki	mediawiki	1.9.0	Yes
Application	mediawiki	mediawiki	1.9.0	Yes
Application	mediawiki	mediawiki	1.9.1	Yes
Application	mediawiki	mediawiki	1.9.2	Yes
Application	mediawiki	mediawiki	1.9.3	Yes
Application	mediawiki	mediawiki	1.9.4	Yes
Application	mediawiki	mediawiki	1.9.5	Yes
Application	mediawiki	mediawiki	1.9.6	Yes
Application	mediawiki	mediawiki	1.10.0	Yes
Application	mediawiki	mediawiki	1.10.0	Yes
Application	mediawiki	mediawiki	1.10.0	Yes
Application	mediawiki	mediawiki	1.10.1	Yes
Application	mediawiki	mediawiki	1.10.2	Yes
Application	mediawiki	mediawiki	1.10.3	Yes
Application	mediawiki	mediawiki	1.10.4	Yes
Application	mediawiki	mediawiki	1.11	Yes
Application	mediawiki	mediawiki	1.11.0	Yes
Application	mediawiki	mediawiki	1.11.0	Yes
Application	mediawiki	mediawiki	1.11.1	Yes
Application	mediawiki	mediawiki	1.11.2	Yes
Application	mediawiki	mediawiki	1.12.0	Yes
Application	mediawiki	mediawiki	1.12.0	Yes
Application	mediawiki	mediawiki	1.12.1	Yes
Application	mediawiki	mediawiki	1.12.2	Yes
Application	mediawiki	mediawiki	1.12.3	Yes
Application	mediawiki	mediawiki	1.12.4	Yes
Application	mediawiki	mediawiki	1.13.0	Yes
Application	mediawiki	mediawiki	1.13.0	Yes
Application	mediawiki	mediawiki	1.13.0	Yes
Application	mediawiki	mediawiki	1.13.1	Yes
Application	mediawiki	mediawiki	1.13.2	Yes
Application	mediawiki	mediawiki	1.13.3	Yes
Application	mediawiki	mediawiki	1.13.4	Yes
Application	mediawiki	mediawiki	1.14.0	Yes
Application	mediawiki	mediawiki	1.14.0	Yes
Application	mediawiki	mediawiki	1.14.1	Yes
Application	mediawiki	mediawiki	1.15.0	Yes
Application	mediawiki	mediawiki	1.15.0	Yes
Application	mediawiki	mediawiki	1.15.1	Yes
Application	mediawiki	mediawiki	1.15.2	Yes
Application	mediawiki	mediawiki	1.15.3	Yes
Application	mediawiki	mediawiki	1.15.4	Yes
Application	mediawiki	mediawiki	1.15.5	Yes
Application	mediawiki	mediawiki	1.16.0	Yes
Application	mediawiki	mediawiki	1.16.0	Yes
Application	mediawiki	mediawiki	1.16.0	Yes
Application	mediawiki	mediawiki	1.16.1	Yes
Application	mediawiki	mediawiki	1.16.2	Yes
Application	mediawiki	mediawiki	1.16.3	Yes

References

http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060435.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060496.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060507.html ([email protected])
http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-May/000098.html Patch ([email protected])
http://secunia.com/advisories/44684 ([email protected])
http://www.securityfocus.com/bid/47722 ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=702512 Patch ([email protected])
https://bugzilla.wikimedia.org/show_bug.cgi?id=28639 Patch ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060435.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060496.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060507.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-May/000098.html Patch (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/44684 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/47722 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=702512 Patch (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.wikimedia.org/show_bug.cgi?id=28639 Patch (af854a3a-2127-422b-91ae-364da2661108)