Vulnerability · Published Oct 28, 2024 · Assigned by Mattermost

CVE-2024-10214Incorrect Session Creation with Desktop SSO

Low 3.5

In plain English

A low-severity security flaw 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 0.4% (higher than 33% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)3.5Low
Exploit odds (30 days)0.4%top 67.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Mattermost versions 9.11.X <= 9.11.1, 9.5.x <= 9.5.9 icorrectly issues two sessions when using desktop SSO - one in the browser and one in desktop with incorrect settings.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Gogithub.com/mattermost/mattermost-serverno fix listedGO-2024-3227
Gogithub.com/mattermost/mattermost-server/v5no fix listedGO-2024-3227
Gogithub.com/mattermost/mattermost-server/v6no fix listedGO-2024-3227
Gogithub.com/mattermost/mattermost/server/v88.0.0-20240821220019-0d6b1070a26fGHSA-hm57-h27x-599c
Gogithub.com/mattermost/mattermost/server/v88.0.0-20240821220019-0d6b1070a26fGO-2024-3227

Affected products (as reported)

VendorProductVersions
Mattermost Mattermost 9.11.0 – through 9.11.19.5.0 – through 9.5.9

Weakness: CWE-303 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N

References