CVE-2021-39945

EUVD-2021-26301
Improper access control in the GitLab CE/EE API affecting all versions starting from 9.4 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an author of a Merge Request to approve the Merge Request even after having their project access revoked
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
2.7 LOW
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
GitLabCNA
2.7 LOW
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 47%
Affected Products (NVD)
VendorProductVersion
gitlabgitlab
9.4.0 ≤
𝑥
< 14.3.6
gitlabgitlab
9.4.0 ≤
𝑥
< 14.3.6
gitlabgitlab
14.4.0 ≤
𝑥
< 14.4.4
gitlabgitlab
14.4.0 ≤
𝑥
< 14.4.4
gitlabgitlab
14.5.0 ≤
𝑥
< 14.5.2
gitlabgitlab
14.5.0 ≤
𝑥
< 14.5.2
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
bionic
dne
focal
dne
hirsute
dne
impish
dne
jammy
dne
kinetic
dne
lunar
dne
mantic
dne
noble
dne
trusty
ignored
xenial
ignored
Common Weakness Enumeration
References
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39945.json
https://gitlab.com/gitlab-org/gitlab/-/issues/331675
https://hackerone.com/reports/1198317
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39945.json
https://gitlab.com/gitlab-org/gitlab/-/issues/331675
https://hackerone.com/reports/1198317