CVE-2023-4658

2023-12-0100:00:00

ubuntu.com

gitlab

security

vulnerability

cve-2023-4658

permission abuse

guest user

group

unix

3.1 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

6.5 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

14.2%

JSON

An issue has been discovered in GitLab EE affecting all versions starting
from 8.13 before 16.4.3, all versions starting from 16.5 before 16.5.3, all
versions starting from 16.6 before 16.6.1. It was possible for an attacker
to abuse the Allowed to merge permission as a guest user, when granted
the permission through a group.