CVE-2023-6547

Published: Dec 12, 2023Modified: Nov 21, 2024

5.4

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Exploitability: 2.8 / Impact: 2.5

Source: NVD

Description

Mattermost fails to validate team membership when a user attempts to access a playbook, allowing a user with permissions to a playbook but no permissions to the team the playbook is on to access and modify the playbook. This can happen if the user was once a member of the team, got permissions to the playbook and was then removed from the team.

Affected (2)

Products: Mattermost: Mattermost Server

1 product

Mattermost Server

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Mattermost Mattermost Server	Up to 8.1.5
Mattermost Mattermost Server	From 9.2.0 to 9.2.1

Related CWEs

Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

References (2)

https://mattermost.com/security-updates

Source: responsibledisclosure@mattermost.com

Issue TrackingVendor Advisory

https://mattermost.com/security-updates

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingVendor Advisory

Timeline

No history available yet.