CVE-2021-39943

An authorization logic error in the External Status Check API in GitLab EE affecting all versions starting from 14.1 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allowed a user to update the status of the check via an API call
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
GitLabCNA
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 47%
VendorProductVersion
gitlabgitlab
14.1.0 ≤
𝑥
< 14.3.6
gitlabgitlab
14.4.0 ≤
𝑥
< 14.4.4
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
mantic
dne
jammy
dne
focal
dne
xenial
not-affected
Common Weakness Enumeration
References
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39943.json
https://gitlab.com/gitlab-org/gitlab/-/issues/343604
https://hackerone.com/reports/1375393
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39943.json
https://gitlab.com/gitlab-org/gitlab/-/issues/343604
https://hackerone.com/reports/1375393