MediaWiki up to 1.35.8/1.38.4/1.39.0 nonce re-use

Summaryinfo

A vulnerability has been found in MediaWiki up to 1.35.8/1.38.4/1.39.0 and classified as problematic. The impacted element is an unknown function. This manipulation causes nonce re-use. This vulnerability is handled as CVE-2023-22912. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic was found in MediaWiki up to 1.35.8/1.38.4/1.39.0 (Content Management System). Affected by this vulnerability is an unknown part. The manipulation with an unknown input leads to a nonce re-use vulnerability. The CWE definition for the vulnerability is CWE-323. Nonces should be used for the present occasion and only once. As an impact it is known to affect confidentiality. The summary by CVE is:

An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1. CheckUser TokenManager insecurely uses AES-CTR encryption with a repeated (aka re-used) nonce, allowing an adversary to decrypt.

The weakness was released 01/21/2023. The advisory is shared at phabricator.wikimedia.org. This vulnerability is known as CVE-2023-22912 since 01/10/2023. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600.001 for this issue.

Upgrading to version 1.35.9, 1.38.5 or 1.39.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-27014). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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
• 1.35.5
• 1.35.6
• 1.35.7
• 1.35.8
• 1.36
• 1.37
• 1.38
• 1.38.0
• 1.38.1
• 1.38.2
• 1.38.3
• 1.38.4
• 1.39.0

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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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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