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…
Does this matter?
Lower severity and a low EPSS score (2.23%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 5.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:N
- EPSS
- 2.23% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- mediawiki/mediawiki
- Source
- secalert@redhat.com
References
- http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060435.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060496.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060507.html
- http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-May/000098.htmlPatch
- http://secunia.com/advisories/44684
- http://www.securityfocus.com/bid/47722
- https://bugzilla.redhat.com/show_bug.cgi?id=702512Patch
- https://bugzilla.wikimedia.org/show_bug.cgi?id=28639Patch
- http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060435.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060496.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060507.html
- http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-May/000098.htmlPatch
- http://secunia.com/advisories/44684
- http://www.securityfocus.com/bid/47722
- https://bugzilla.redhat.com/show_bug.cgi?id=702512Patch
- https://bugzilla.wikimedia.org/show_bug.cgi?id=28639Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.