CVE-2011-1766
Summary
| CVE | CVE-2011-1766 |
|---|---|
| State | PUBLISHED |
| Assigner | redhat |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2011-05-23 22:55:01 UTC |
| Updated | 2026-04-29 01:13:23 UTC |
| 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. |
Risk And Classification
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
MediumAuthentication
NoneConfidentiality
PartialIntegrity
PartialAvailability
NoneAV:N/AC:M/Au:N/C:P/I:P/A:N
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Mediawiki | Mediawiki | 1.1.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.10.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.10.0 | rc1 | All | All |
| Application | Mediawiki | Mediawiki | 1.10.0 | rc2 | All | All |
| Application | Mediawiki | Mediawiki | 1.10.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.10.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.10.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.10.4 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.11 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.11.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.11.0 | rc1 | All | All |
| Application | Mediawiki | Mediawiki | 1.11.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.11.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.12.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.12.0 | rc1 | All | All |
| Application | Mediawiki | Mediawiki | 1.12.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.12.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.12.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.12.4 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.13.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.13.0 | rc1 | All | All |
| Application | Mediawiki | Mediawiki | 1.13.0 | rc2 | All | All |
| Application | Mediawiki | Mediawiki | 1.13.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.13.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.13.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.13.4 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.14.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.14.0 | rc1 | All | All |
| Application | Mediawiki | Mediawiki | 1.14.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.15.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.15.0 | rc1 | All | All |
| Application | Mediawiki | Mediawiki | 1.15.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.15.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.15.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.15.4 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.15.5 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.16.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.16.0 | beta1 | All | All |
| Application | Mediawiki | Mediawiki | 1.16.0 | beta2 | All | All |
| Application | Mediawiki | Mediawiki | 1.16.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.16.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.16.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.2.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.2.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.2.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.2.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.2.4 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.2.5 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.2.6 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.10 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.11 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.12 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.13 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.14 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.15 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.4 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.5 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.6 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.7 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.8 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.3.9 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4 | beta1 | All | All |
| Application | Mediawiki | Mediawiki | 1.4 | beta2 | All | All |
| Application | Mediawiki | Mediawiki | 1.4 | beta3 | All | All |
| Application | Mediawiki | Mediawiki | 1.4 | beta4 | All | All |
| Application | Mediawiki | Mediawiki | 1.4 | beta5 | All | All |
| Application | Mediawiki | Mediawiki | 1.4 | beta6 | All | All |
| Application | Mediawiki | Mediawiki | 1.4.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.10 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.11 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.12 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.13 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.14 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.4 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.5 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.6 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.7 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.8 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.4.9 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.5 | alpha1 | All | All |
| Application | Mediawiki | Mediawiki | 1.5 | alpha2 | All | All |
| Application | Mediawiki | Mediawiki | 1.5 | beta1 | All | All |
| Application | Mediawiki | Mediawiki | 1.5 | beta2 | All | All |
| Application | Mediawiki | Mediawiki | 1.5 | beta3 | All | All |
| Application | Mediawiki | Mediawiki | 1.5 | beta4 | All | All |
| Application | Mediawiki | Mediawiki | 1.5 | rc2 | All | All |
| Application | Mediawiki | Mediawiki | 1.5 | rc3 | All | All |
| Application | Mediawiki | Mediawiki | 1.5 | rc4 | All | All |
| Application | Mediawiki | Mediawiki | 1.5.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.5.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.5.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.5.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.5.4 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.5.5 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.5.6 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.5.7 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.5.8 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.6.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.6.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.6.10 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.6.11 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.6.12 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.6.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.6.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.6.4 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.6.5 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.6.6 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.6.7 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.6.8 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.6.9 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.7.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.7.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.7.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.7.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.8.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.8.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.8.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.8.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.8.4 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.8.5 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.9.0 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.9.0 | rc2 | All | All |
| Application | Mediawiki | Mediawiki | 1.9.1 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.9.2 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.9.3 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.9.4 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.9.5 | All | All | All |
| Application | Mediawiki | Mediawiki | 1.9.6 | All | All | All |
| Application | Mediawiki | Mediawiki | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Fedora update for mediawiki - Secunia.com | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | |
| [MediaWiki-announce] MediaWiki security release 1.16.5 | af854a3a-2127-422b-91ae-364da2661108 | lists.wikimedia.org | Patch |
| [SECURITY] Fedora 14 Update: mediawiki-1.16.5-59.fc14 | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| 702512 – (CVE-2011-1765, CVE-2011-1766) CVE-2011-1765 mediawiki: two vulnerabilities fixed in 1.16.5 | af854a3a-2127-422b-91ae-364da2661108 | bugzilla.redhat.com | Patch |
| ⚓ T30639 Trivial account takeover using forged cookies possible when $wgBlockDisablesLogin = true | af854a3a-2127-422b-91ae-364da2661108 | bugzilla.wikimedia.org | Patch |
| [SECURITY] Fedora 15 Update: mediawiki-1.16.5-59.fc15 | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| [SECURITY] Fedora 13 Update: mediawiki-1.16.5-59.fc13 | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| MediaWiki 1.16.4 Multiple Remote Vulnerabilities | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.