CVE-2023-2193

Oauth authorization codes do not expire when deauthorizing an oauth2 app

State: Published
Severity: 6.5 Medium
Published: Apr 20, 2023
Updated: Dec 6, 2024
Reserved: Apr 20, 2023

Description

Mattermost fails to invalidate existing authorization codes when deauthorizing an OAuth2 app, allowing an attacker possessing an authorization code to generate an access token.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N	Mattermost

Weaknesses

CWE-862 Missing Authorization

Affected Products

Product	Versions
MattermostMattermost	7.1.7 and earlierAffected 7.7.3 and earlierAffected 7.8.2 and earlierAffected 7.9.1 and earlierAffected 7.10Not affected 7.9.3Not affected 7.8.4Not affected 7.7.5Not affected 7.1.9Not affected

References

https://mattermost.com/security-updates/

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