MediaWiki up to 1.35.4/1.36.2/1.37.0 access control

Summaryinfo

A vulnerability described as critical has been identified in MediaWiki up to 1.35.4/1.36.2/1.37.0. The affected element is an unknown function. Such manipulation leads to access control. This vulnerability is referenced as CVE-2021-44857. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in MediaWiki up to 1.35.4/1.36.2/1.37.0 (Content Management System). Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is integrity, and availability.

The weakness was published 12/17/2021. The advisory is shared for download at phabricator.wikimedia.org. This vulnerability is handled as CVE-2021-44857 since 12/13/2021. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 1.35.5, 1.36.3 or 1.37.1 eliminates this vulnerability. The upgrade is hosted for download at mediawiki.org.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Content Management System

Name

• MediaWiki

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19
• 1.20
• 1.21
• 1.22
• 1.23
• 1.24
• 1.25
• 1.26
• 1.27
• 1.28
• 1.29
• 1.30
• 1.31
• 1.32
• 1.33
• 1.34
• 1.35
• 1.35.0
• 1.35.1
• 1.35.2
• 1.35.3
• 1.35.4
• 1.36
• 1.36.0
• 1.36.1
• 1.36.2
• 1.37.0

License

• open-source

Website

• Product: https://www.mediawiki.org/wiki/MediaWiki

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion