Vulnerability · Published Aug 22, 2024 · Assigned by Mattermost

CVE-2024-42497Insufficient permissions checks on teams

Medium 6.0

In plain English

A medium-severity improper access control in Mattermost from Mattermost. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.0Medium
Exploit odds (30 days)0.3%top 72.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0, 9.8.x <= 9.8.2 fail to properly enforce permissions which allows a user with systems manager role with read-only access to teams to perform write operations on teams.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Gogithub.com/mattermost/mattermost-server9.10.1+incompatible, 9.5.8+incompatible, 9.8.3+incompatible, 9.9.2+incompatibleGO-2024-3091
Gogithub.com/mattermost/mattermost-server/v5no fix listedGO-2024-3091
Gogithub.com/mattermost/mattermost-server/v6no fix listedGO-2024-3091
Gogithub.com/mattermost/mattermost/server/v89.8.3GHSA-fxq9-6946-34q7
Gogithub.com/mattermost/mattermost/server/v89.5.8GHSA-fxq9-6946-34q7
Gogithub.com/mattermost/mattermost/server/v8no fix listedGO-2024-3091
Gogithub.com/mattermost/mattermost/server/v89.10.1GHSA-fxq9-6946-34q7
Gogithub.com/mattermost/mattermost/server/v89.9.2GHSA-fxq9-6946-34q7

Affected products (as reported)

VendorProductVersions
Mattermost Mattermost 9.9.0 – through 9.9.19.5.0 – through 9.5.79.10.09.8.0 – through 9.8.2

Weakness: CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:L

References