6.7
MEDIUM
CVE-2023-6477
"GitLab EE Group Ownership Privilege Escalation Vulnerability"
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.

INFO

Published Date :

Feb. 22, 2024, 12:15 a.m.

Last Modified :

March 4, 2024, 8:25 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.5

Exploitability Score :

1.2
Affected Products

The following products are affected by CVE-2023-6477 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Gitlab gitlab
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2023-6477.

URL Resource
https://gitlab.com/gitlab-org/gitlab/-/issues/433463 Permissions Required
https://hackerone.com/reports/2270898 Permissions Required

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-6477 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-6477 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Mar. 04, 2024

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L
    Changed Reference Type https://gitlab.com/gitlab-org/gitlab/-/issues/433463 No Types Assigned https://gitlab.com/gitlab-org/gitlab/-/issues/433463 Permissions Required
    Changed Reference Type https://hackerone.com/reports/2270898 No Types Assigned https://hackerone.com/reports/2270898 Permissions Required
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 16.5.0 up to (excluding) 16.7.6 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 16.8.0 up to (including) 16.8.3 *cpe:2.3:a:gitlab:gitlab:16.9.0:*:*:*:enterprise:*:*:*
  • CVE Received by [email protected]

    Feb. 22, 2024

    Action Type Old Value New Value
    Added 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.
    Added Reference GitLab Inc. https://gitlab.com/gitlab-org/gitlab/-/issues/433463 [No types assigned]
    Added Reference GitLab Inc. https://hackerone.com/reports/2270898 [No types assigned]
    Added CWE GitLab Inc. CWE-269
    Added CVSS V3.1 GitLab Inc. AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-6477 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-6477 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability