MediaWiki up to 1.35.0 BlockLogFormatter.php translateBlockExpiry cross site scripting

Summaryinfo

A vulnerability identified as problematic has been detected in MediaWiki up to 1.35.0. This affects the function Language::translateBlockExpiry of the file BlockLogFormatter.php. Performing a manipulation results in cross site scripting. This vulnerability is identified as CVE-2020-35479. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in MediaWiki up to 1.35.0 (Content Management System). This affects the function Language::translateBlockExpiry of the file BlockLogFormatter.php. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity.

The weakness was released 12/18/2020. The advisory is shared at lists.wikimedia.org. This vulnerability is uniquely identified as CVE-2020-35479. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

By approaching the search of inurl:BlockLogFormatter.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 1.35.1 eliminates this vulnerability.

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
• 1.35.0

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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