CVE-2023-2193CWE-862

Oauth authorization codes do not expire when deauthorizing an oauth2 app

Medium · published April 20, 2023

CVSS v3.1
6.5
EPSS
1%
Percentile
47.5
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00590 · 47.5th percentile
Weakness
CWE-862 · Missing Authorization
Published
2023-04-20T08:17Z
EPSS history
Timeline
  • 20 APR 08:17Z
    Oauth authorization codes do not expire when deauthorizing an oauth2 app
    cvelistv5