CVE-2022-4131

MEDIUM

GitLab 10.8.0-15.5.6, 15.6.0-15.6.3, 15.7.0-15.7.1 - Denial of Service via User Agent Regex Parsing

Title source: llm

Description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.8 before 15.5.7, all versions starting from 15.6 before 15.6.4, all versions starting from 15.7 before 15.7.2. An attacker may cause Denial of Service on a GitLab instance by exploiting a regex issue in how the application parses user agents.

References (3)

Core 3

Core References

Vendor Advisory

https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-4131.json

Broken Link

https://gitlab.com/gitlab-org/gitlab/-/issues/383598

Permissions Required, Third Party Advisory

https://hackerone.com/reports/1772063

Scores

CVSS v3 4.3

EPSS 0.0084

EPSS Percentile 53.0%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-1333

Status published

Products (1)

gitlab/gitlab 10.8.0 - 15.5.7 (2 CPE variants)

Published Jan 12, 2023

Tracked Since Feb 18, 2026