CVE-2024-34029

AD/LDAP Group Members Leak

State: Published
Severity: 4.3 Medium
Published: May 26, 2024
Updated: Aug 2, 2024
Reserved: May 23, 2024

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N	Mattermost

Weaknesses

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

Affected Products

Product	Versions
MattermostMattermost	9.5.0 through 9.5.3Affected 9.7.0 through 9.7.1Affected 8.1.0 through 8.1.12Affected 9.8.0Not affected 9.5.4Not affected 9.7.2Not affected 8.1.13Not affected

References

https://mattermost.com/security-updates

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