CVE Vulnerabilities

CVE-2021-39896

Published: Oct 04, 2021 | Modified: Oct 12, 2021
CVSS 3.x
3.8
LOW
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
CVSS 2.x
5.5 MEDIUM
AV:N/AC:L/Au:S/C:P/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM

In all versions of GitLab CE/EE since version 8.0, when an admin uses the impersonate feature twice and stops impersonating, the admin may be logged in as the second user they impersonated, which may lead to repudiation issues.

Affected Software

Name Vendor Start Version End Version
Gitlab Gitlab 8.0.0 (including) 14.1.7 (excluding)
Gitlab Gitlab 14.2 (including) 14.2.5 (excluding)
Gitlab Gitlab 14.3 (including) 14.3.1 (excluding)
Gitlab Ubuntu esm-apps/xenial *
Gitlab Ubuntu xenial *

References