MediaWiki up to 1.x ajaxGetExistsWarning action=ajax access control

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in MediaWiki up to 1.x. The affected element is the function SpecialUpload::ajaxGetExistsWarning. Performing a manipulation of the argument action=ajax results in access control. This vulnerability is identified as CVE-2011-4361. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in MediaWiki up to 1.x (Content Management System). It has been classified as problematic. This affects the function SpecialUpload::ajaxGetExistsWarning. The manipulation of the argument action=ajax with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality. The summary by CVE is:

MediaWiki before 1.17.1 does not check for read permission before handling action=ajax requests, which allows remote attackers to obtain sensitive information by (1) leveraging the SpecialUpload::ajaxGetExistsWarning function, or by (2) leveraging an extension, as demonstrated by the CategoryTree, ExtTab, and InlineEditor extensions.

The weakness was released 01/08/2012 by Tim Starling (Alex) as Bug 32616 as not defined bug report (Bugzilla). The advisory is shared at bugzilla.wikimedia.org. This vulnerability is uniquely identified as CVE-2011-4361 since 11/04/2011. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 57506 (Debian DSA-2366-1 : mediawiki - multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks.

Upgrading to version 1.4 Beta4 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (72340), Tenable (57506), SecurityFocus (BID 50844†) and Vulnerability Center (SBV-40123†). Entries connected to this vulnerability are available at VDB-59900, VDB-57259 and VDB-57257. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 57506
Nessus Name: Debian DSA-2366-1 : mediawiki - multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 70578
OpenVAS Name: Debian Security Advisory DSA 2366-1 (mediawiki)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: MediaWiki 1.4 Beta4

Timelineinfo

11/04/2011 🔍
11/28/2011 +24 days 🔍
11/29/2011 +1 days 🔍
01/08/2012 +40 days 🔍
01/08/2012 +0 days 🔍
06/23/2013 +532 days 🔍
03/23/2015 +638 days 🔍
11/28/2021 +2442 days 🔍

Sourcesinfo

Product: mediawiki.org

Advisory: Bug 32616
Researcher: Tim Starling (Alex)
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-4361 (🔍)
GCVE (CVE): GCVE-0-2011-4361
GCVE (VulDB): GCVE-100-59901

OVAL: 🔍

X-Force: 72340
SecurityFocus: 50844 - MediaWiki Multiple Information Disclosure Vulnerabilities
Vulnerability Center: 40123 - MediaWiki <1.17.1 Remote Information Disclosure Vulnerability - CVE-2011-4361, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/28/2021 17:46
Changes: 03/23/2015 16:50 (68), 05/03/2017 16:42 (7), 11/28/2021 17:46 (3)
Complete: 🔍
Cache ID: 216::103

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