CVE-2023-3909 Uncontrolled Resource Consumption in GitLab

2023-11-0612:08:45

CWE-400

GitLab

github.com

gitlab

uncontrolled resource consumption

regular expression denial of service

cve

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

AI Score

6.4

Confidence

Low

SSVC

Exploitation

none

Automatable

Technical Impact

partial

JSON

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.