CVE-2024-34029 MEDIUM

CVE-2024-34029: AD/LDAP Group Members Leak

Vendor Mattermost
Product Mattermost
Weakness CWE-200 · Info exposure
Published May 26, 2024
Last update August 2, 2024

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality Low
Integrity None

CVSS vector

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

What the vulnerability does

01Description

Mattermost versions 9.5.x <= 9.5.3, 9.7.x <= 9.7.1 and 8.1.x <= 8.1.12 fail to perform a proper authorization check in the /api/v4/groups/<group-id>/channels/<channel-id>/link endpoint which allows a user to learn the members of an AD/LDAP group that is linked to a team by adding the group to a channel, even if the user has no access to the team.

Key dates

02Disclosure timeline

May 26, 2024 CVE published
August 2, 2024 Record updated