PT-2024-29657 · Mattermost · Mattermost

Bharat · Published 2024-04-26 · Updated 2024-06-05 · CVE-2024-4195

Positive Technologies (AI Summary)

CVSS v3.1

2.7

Low

Base vector

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

Name of the Vulnerable Software and Affected Versions Mattermost versions 8.1.x through 8.1.11 Mattermost versions 9.5.x through 9.5.2 Mattermost version 9.6.0

Description The issue allows an attacker authenticated as a team admin to promote guests to team admins via crafted HTTP requests due to a failure to fully validate role changes.

Recommendations For Mattermost versions 8.1.x through 8.1.11, update to version 8.1.12 or later. For Mattermost versions 9.5.x through 9.5.2, update to version 9.5.3 or later. For Mattermost version 9.6.0, consider restricting the role change functionality until a patch is available.

Fix

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

CVE-2024-4195

GHSA-5FH7-7MW7-MMX5

GO-2024-2793

Affected Products

Mattermost

References · 11

• https://mattermost.com/security-updates · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-4195 · Security Note
• https://osv.dev/vulnerability/GHSA-5fh7-7mw7-mmx5 · Vendor Advisory
• https://osv.dev/vulnerability/GO-2024-2793 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2024-4195 · Vendor Advisory
• https://github.com/mattermost/mattermost · Note
• https://github.com/mattermost/mattermost/commit/f0872dd4e4ba34f061aa6982a71c7c29532aac2e · Note
• https://github.com/mattermost/mattermost/commit/1e3497e0595bb4f9908c94dd9d4685d48556b7e8 · Note
• https://twitter.com/VulmonFeeds/status/1783812292489937278 · Twitter Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-4195 · Note
• https://github.com/advisories/GHSA-5fh7-7mw7-mmx5 · Note