CVE-2023-0921

A lack of length validation in GitLab CE/EE affecting all versions from 8.3 before 15.10.8, 15.11 before 15.11.7, and 16.0 before 16.0.2 allows an authenticated attacker to create a large Issue description via GraphQL which, when repeatedly requested, saturates CPU usage.
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:N/A:L
GitLabCNA
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVEADP
---
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CISA-ADPADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 92%
VendorProductVersion
gitlabgitlab
8.3.0 ≤
𝑥
< 15.10.8
gitlabgitlab
8.3.0 ≤
𝑥
< 15.10.8
gitlabgitlab
15.11.0 ≤
𝑥
< 15.11.7
gitlabgitlab
15.11.0 ≤
𝑥
< 15.11.7
gitlabgitlab
16.0.0 ≤
𝑥
< 16.0.2
gitlabgitlab
16.0.0 ≤
𝑥
< 16.0.2
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
focal
dne
bionic
ignored
xenial
ignored
trusty
ignored
Common Weakness Enumeration
References
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0921.json
https://gitlab.com/gitlab-org/gitlab/-/issues/392433
https://hackerone.com/reports/1869839
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0921.json
https://gitlab.com/gitlab-org/gitlab/-/issues/392433
https://hackerone.com/reports/1869839