Description
It was possible to bypass 2FA for LDAP users and access some specific pages with Basic Authentication in GitLab 14.1.1 and above.
References (2)
Core 2
Core References
Broken Link, Third Party Advisory x_refsource_misc
https://gitlab.com/gitlab-org/gitlab/-/issues/341522
Third Party Advisory x_refsource_confirm
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39890.json
Scores
CVSS v3
3.1
EPSS
0.0006
EPSS Percentile
18.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Details
CWE
CWE-287
Status
published
Products (3)
gitlab/gitlab
14.3.0 (2 CPE variants)
gitlab/gitlab
14.3.1 (2 CPE variants)
gitlab/gitlab
14.1.1 - 14.1.7
Published
Dec 06, 2021
Tracked Since
Feb 18, 2026