Mattermost up to 8.1.9/9.2.5/9.3.1/9.4.2 Jira Plugin cross site scripting

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Mattermost up to 8.1.9/9.2.5/9.3.1/9.4.2. Affected is an unknown function of the component Jira Plugin. This manipulation causes cross site scripting. This vulnerability is registered as CVE-2024-2445. Remote exploitation of the attack is possible. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Mattermost up to 8.1.9/9.2.5/9.3.1/9.4.2. Affected by this vulnerability is an unknown functionality of the component Jira Plugin. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. The summary by CVE is:

Mattermost Jira plugin versions shipped with Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to escape user-controlled outputs when generating HTML pages, which allows an attacker to perform reflected cross-site scripting attacks against the users of the Mattermost server.

The weakness was published by Juho Nurminen. It is possible to read the advisory at mattermost.com. This vulnerability is known as CVE-2024-2445 since 03/14/2024. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 8.1.10, 9.2.6, 9.3.2, 9.4.3 or 9.5.0 eliminates this vulnerability.

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Productinfo

Type

• Groupware Software

Name

• Mattermost

Version

• 8.1.0
• 8.1.1
• 8.1.2
• 8.1.3
• 8.1.4
• 8.1.5
• 8.1.6
• 8.1.7
• 8.1.8
• 8.1.9
• 9.2.0
• 9.2.1
• 9.2.2
• 9.2.3
• 9.2.4
• 9.2.5
• 9.3.0
• 9.3.1
• 9.4.0
• 9.4.1
• 9.4.2

License

• open-source

CPE 2.3info

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• 🔍
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CPE 2.2info

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• 🔍
• 🔍

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