CVE-2021-39890

It was possible to bypass 2FA for LDAP users and access some specific pages with Basic Authentication in GitLab 14.1.1 and above.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
3.1 LOW
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
GitLabCNA
3.1 LOW
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 17%
VendorProductVersion
gitlabgitlab
14.1.1 ≤
𝑥
< 14.1.7
gitlabgitlab
14.2.0 ≤
𝑥
< 14.2.5
gitlabgitlab
14.3.0
gitlabgitlab
14.3.0
gitlabgitlab
14.3.1
gitlabgitlab
14.3.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
gitlab
sid
16.8.4-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
gitlab
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
focal
dne
bionic
dne
xenial
ignored
trusty
ignored
Common Weakness Enumeration
References
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39890.json
https://gitlab.com/gitlab-org/gitlab/-/issues/341522
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39890.json
https://gitlab.com/gitlab-org/gitlab/-/issues/341522