MediaWiki 1.19.7/1.20.6/1.21.1/2.3 CheckUser Extension ApiQueryCheckUser.php getAllowedParams cross-site request forgery

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

A vulnerability classified as critical has been found in MediaWiki 1.19.7/1.20.6/1.21.1/2.3 (Content Management System). Affected is the function getAllowedParams of the file api/ApiQueryCheckUser.php of the component CheckUser Extension. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. CWE is classifying the issue as CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. This is going to have an impact on confidentiality, and integrity. CVE summarizes:

Cross-site request forgery (CSRF) vulnerability in api/ApiQueryCheckUser.php in the CheckUser extension for MediaWiki, possibly Checkuser before 2.3, allows remote attackers to hijack the authentication of arbitrary users for requests that "perform sensitive write actions" via unspecified vectors.

The weakness was shared 09/03/2013 as Bug 45019 as not defined bug report (Bugtraq). The advisory is available at bugzilla.wikimedia.org. This vulnerability is traded as CVE-2013-4306 since 06/12/2013. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known.

After immediately, there has been an exploit disclosed. It is declared as proof-of-concept. By approaching the search of inurl:api/ApiQueryCheckUser.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 70677 (GLSA-201310-21 : MediaWiki: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 12778 (MediaWiki Multiple Path Disclosure, Cross-Site Request Forgery and Cross-Site Scripting Vulnerabilities).

Upgrading to version 1.21.2 eliminates this vulnerability. The upgrade is hosted for download at mediawiki.org. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (86893) and Tenable (70677). The entries 10132, 10133, 10135 and 10136 are related to this item.

Productinfo

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Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.5
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Cross-site request forgery
CWE: CWE-352 / CWE-862 / CWE-863
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 70677
Nessus Name: GLSA-201310-21 : MediaWiki: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Exploit Delay Time: 🔍

Upgrade: MediaWiki 1.21.2

Timelineinfo

06/12/2013 🔍
09/03/2013 +83 days 🔍
09/03/2013 +0 days 🔍
09/03/2013 +0 days 🔍
09/04/2013 +1 days 🔍
09/09/2013 +5 days 🔍
10/11/2013 +32 days 🔍
12/05/2013 +55 days 🔍
05/24/2021 +2727 days 🔍

Sourcesinfo

Product: mediawiki.org

Advisory: Bug 45019
Status: Not defined
Confirmation: 🔍

CVE: CVE-2013-4306 (🔍)
X-Force: 86893
Vulnerability Center: 42477 - Mediawiki Versions 1.19-1.19.7, 1.20-1.20.6, 1.21-1.21.1 Remote CSRF Vulnerability in CheckUser - CVE-2013-4306, Medium
SecurityFocus: 62210
OSVDB: 96908

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 09/09/2013 11:57
Updated: 05/24/2021 07:48
Changes: 09/09/2013 11:57 (53), 05/16/2017 12:49 (23), 05/24/2021 07:48 (3)
Complete: 🔍
Committer: olku

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