CVE-2023-3915: Incorrect Execution-Assigned Permissions in GitLab
First published: Fri Sep 01 2023(Updated: )
An issue has been discovered in GitLab EE affecting all versions starting from 16.1 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. If an external user is given an owner role on any group, that external user may escalate their privileges on the instance by creating a service account in that group. This service account is not classified as external and may be used to access internal projects.
Credit: cve@gitlab.com cve@gitlab.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GitLab GitLab | >=16.1.0<16.1.5 | |
| GitLab GitLab | >=16.1.0<16.1.5 | |
| GitLab GitLab | >=16.2<16.2.5 | |
| GitLab GitLab | >=16.2<16.2.5 | |
| GitLab GitLab | =16.3.0 | |
| GitLab GitLab | =16.3.0 |
Remedy
Upgrade to versions 16.1.5, 16.2.5, 16.3.1 or above.
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the vulnerability ID of this issue?
The vulnerability ID is CVE-2023-3915.
What is the severity of CVE-2023-3915?
The severity of CVE-2023-3915 is high with a CVSS score of 7.2.
Which versions of GitLab EE are affected by CVE-2023-3915?
All versions starting from 16.1 before 16.1.5, all versions starting from 16.2 before 16.2.5, and version 16.3.0 are affected by CVE-2023-3915.
How can an external user exploit the vulnerability in CVE-2023-3915?
If an external user is given an owner role on any group, they may escalate their privileges and gain unauthorized access.
Are there any references related to CVE-2023-3915?
Yes, you can find more information about CVE-2023-3915 in the following references: [GitLab issue](https://gitlab.com/gitlab-org/gitlab/-/issues/417664) and [HackerOne report](https://hackerone.com/reports/2040834).
- agent/weakness
- agent/type
- agent/references
- agent/author
- collector/nvd-api
- agent/software-canonical-lookup-request
- collector/nvd-index
- agent/softwarecombine
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/title
- agent/last-modified-date
- agent/remedy
- agent/severity
- agent/tags
- agent/first-publish-date
- agent/event
- vendor/gitlab
- canonical/gitlab gitlab
- version/gitlab gitlab/16.1.0
- version/gitlab gitlab/16.2
- version/gitlab gitlab/16.3.0