CVE-2023-3909 — Regex Denial of Service in Gitlab

CWE-1333 — Regex Denial of ServiceCWE-400 — Uncontrolled Resource ConsumptionCWE-319 — Cleartext Transmission of Sensitive InfoCWE-200 — Sensitive Information Exposure8 documents7 sources
Severity
6.5MEDIUMNVD
GHSA7.5
EPSS
0.0%
top 93.89%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
GitlabDebian GitlabGitlab CE
Timeline
PublishedNov 6

Description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.3 before 16.3.6, all versions starting from 16.4 before 16.4.2, all versions starting from 16.5 before 16.5.1. A Regular Expression Denial of Service was possible by adding a large string in timeout input in gitlab-ci.yml file.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages5 packages

▶CVEListV5gitlab/gitlab12.3 — 16.3.6+2
▶NVDgitlab/gitlab12.3.0 — 16.3.6+2
▶debiandebian/gitlab< gitlab 16.4.4+ds2-2 (sid)
▶gitlabgitlab/gitlab

🔴Vulnerability Details

4
OSV
CVE-2023-3909: An issue has been discovered in GitLab CE/EE affecting all versions starting from 12↗2023-11-06
▶
GHSA
GHSA-8mrc-cw5j-72jw: An issue has been discovered in GitLab CE/EE affecting all versions starting from 12↗2023-11-06
▶
GHSA
Jenkins Kubernetes Plugin does not properly mask credentials↗2023-04-12
▶
GHSA
Jenkins Azure Key Vault Plugin does not properly mask credentials↗2023-04-12
▶

📋Vendor Advisories

3
GitLab
CVE-2023-3909: An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.3 before 16.3.6, all versions starting from 16.4 before 16.4.2, a↗2023-11-06
▶
Red Hat
jenkins: Improper masking of credentials in multiple plugins↗2023-04-12
▶
Debian
CVE-2023-3909: gitlab - An issue has been discovered in GitLab CE/EE affecting all versions starting fro...↗2023
▶