---
title: "CVE-2023-3399\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-2023-3399?format=md
keywords: index, follow
---

# CVE-2023-3399

Publication date 6 November 2023

Last updated 11 July 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**8.5 · High**

[Score breakdown](https://ubuntu.com/security/CVE-2023-3399?format=md#impact-score)

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## Description

An issue has been discovered in GitLab EE affecting all versions starting
from 11.6 before 16.3.6, all versions starting from 16.4 before 16.4.2, all
versions starting from 16.5 before 16.5.1. It was possible for an
unauthorised project or group member to read the CI/CD variables using the
custom project templates.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| gitlab | 26.04 LTS resolute | Not in release |
| 25.10 questing | Not in release |
| 25.04 plucky | Not in release |
| 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 16.04 LTS xenial | Needs evaluation |
| gitlab-agent | 26.04 LTS resolute | Needs evaluation |
| 25.10 questing | Ignored end of life, was needs-triage |
| 25.04 plucky | Ignored end of life, was needs-triage |
| 24.10 oracular | Ignored end of life, was needs-triage |
| 24.04 LTS noble | Needs evaluation |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |

---

* [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**

8.5 · High

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 8.5 · High |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3399)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2023-3399)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2023-3399)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2023-3399)

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2023-3399>