MediaWiki up to 1.37 EntitySchema Item access control

Summaryinfo

A vulnerability has been found in MediaWiki up to 1.37 and classified as critical. This affects an unknown part of the component EntitySchema Item Handler. The manipulation leads to access control. This vulnerability is traded as CVE-2021-45471. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in MediaWiki up to 1.37 (Content Management System) and classified as critical. This issue affects an unknown part of the component EntitySchema Item Handler. 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 shared 12/24/2021. It is possible to read the advisory at gerrit.wikimedia.org. The identification of this vulnerability is CVE-2021-45471 since 12/24/2021. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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
• 1.36
• 1.37

License

• open-source

Website

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

CPE 2.3info

• 🔍
• 🔍
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CPE 2.2info

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• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

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Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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