PT-2024-37620 · Mattermost · Mattermost

Juho Forsén · Published 2024-07-03 · Updated 2024-07-05 · CVE-2024-6428

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Mattermost versions 9.5.x through 9.5.5 Mattermost versions 9.6.x through 9.6.2 Mattermost versions 9.7.x through 9.7.4 Mattermost version 9.8.0

Description The issue allows an attacker to specify both a remoteId and the user ID when creating a new user, resulting in a user with a user-defined user ID. This can cause broken functionality in User Management, such as administrative actions against the user not working.

Recommendations For Mattermost versions 9.5.x through 9.5.5, update to a version that prevents specifying a RemoteId when creating a new user. For Mattermost versions 9.6.x through 9.6.2, update to a version that prevents specifying a RemoteId when creating a new user. For Mattermost versions 9.7.x through 9.7.4, update to a version that prevents specifying a RemoteId when creating a new user. For Mattermost version 9.8.0, update to a version that prevents specifying a RemoteId when creating a new user.

Fix

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

CVE-2024-6428

Affected Products

Mattermost

References · 3

• https://osv.dev/vulnerability/CVE-2024-6428 · Vendor Advisory
• https://mattermost.com/security-updates · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-6428 · Security Note