CVE-2021-22257

An issue has been discovered in GitLab affecting all versions starting from 14.0 before 14.0.9, all versions starting from 14.1 before 14.1.4, all versions starting from 14.2 before 14.2.2. The route for /user.keys is not restricted on instances with public visibility disabled. This allows user enumeration on such instances.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
GitLabCNA
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 44%
VendorProductVersion
gitlabgitlab
14.0.0 ≤
𝑥
< 14.0.9
gitlabgitlab
14.0.0 ≤
𝑥
< 14.0.9
gitlabgitlab
14.1.0 ≤
𝑥
< 14.1.4
gitlabgitlab
14.1.0 ≤
𝑥
< 14.1.4
gitlabgitlab
14.2.0 ≤
𝑥
< 14.2.2
gitlabgitlab
14.2.0 ≤
𝑥
< 14.2.2
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
dne
References
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22257.json
https://gitlab.com/gitlab-org/gitlab/-/issues/23832
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22257.json
https://gitlab.com/gitlab-org/gitlab/-/issues/23832