CVE-2023-6477

MEDIUM

GitLab EE <16.7.6-16.8.3-16.9.1 - Privilege Escalation

Title source: llm
STIX 2.1

Description

An issue has been discovered in GitLab EE affecting all versions starting from 16.5 before 16.7.6, all versions starting from 16.8 before 16.8.3, all versions starting from 16.9 before 16.9.1. When a user is assigned a custom role with admin_group_member permission, they may be able to make a group, other members or themselves Owners of that group, which may lead to privilege escalation.

References (2)

Core 2
Core References
Permissions Required issue-tracking permissions-required
https://gitlab.com/gitlab-org/gitlab/-/issues/433463
Permissions Required technical-description exploit permissions-required
https://hackerone.com/reports/2270898

Scores

CVSS v3 6.7
EPSS 0.0001
EPSS Percentile 2.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-266
Status published
Products (5)
gitlab/gitlab 16.9.0
GitLab/GitLab 16.5 - 16.7.6
gitlab/gitlab 16.5.0 - 16.7.6
GitLab/GitLab 16.8 - 16.8.3
GitLab/GitLab 16.9 - 16.9.1
Published Feb 22, 2024
Tracked Since Feb 18, 2026