---
title: "CVE-2023-6955\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2023-6955?format=md
keywords: index, follow
---

# CVE-2023-6955

Publication date 12 January 2024

Last updated 4 August 2025

---

Ubuntu priority

**Medium**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**5.3 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2023-6955?format=md#impact-score)

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## Description

A missing authorization check vulnerability exists in GitLab Remote
Development affecting all versions prior to 16.5.6, 16.6 prior to 16.6.4
and 16.7 prior to 16.7.2. This condition allows an attacker to create a
workspace in one group that is associated with an agent from another group.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| gitlab | 24.04 LTS noble | Not in release |
| 23.10 mantic | Not in release |
| 23.04 lunar | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Ignored end of standard support |
| 14.04 LTS trusty | Ignored end of standard support |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

5.3 · Medium

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Network |
  | Attack complexity | Low |
  | Privileges required | None |
  | User interaction | None |
  | Scope | Unchanged |
  | Confidentiality impact | None |
  | Integrity impact | Low |
  | Availability impact | None |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 5.3 · Medium |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6955)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2023-6955)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2023-6955)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2023-6955)

### Other references

* <https://gitlab.com/gitlab-org/gitlab/-/issues/432188>
* <https://www.cve.org/CVERecord?id=CVE-2023-6955>