CVE-2023-3401: Manipulate the repository content in the UI (CVE-2023-3401 bypass)
An issue has been discovered in GitLab affecting all versions before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. The main branch of a repository with a specially designed name allows an attacker to create repositories with malicious code.
Other sources
An issue has been discovered in GitLab affecting all versions before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. Under certain circumstances, a malicious actor bypass prohibited branch checks using a specially crafted branch name to manipulate repository content in the UI.
— GitLab
Affected Software
Remediation
Information
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the vulnerability ID for this GitLab issue?
The vulnerability ID for this GitLab issue is CVE-2023-3401.
What is the severity level of CVE-2023-3401?
The severity level of CVE-2023-3401 is medium (6.5).
Which versions of GitLab are affected by CVE-2023-3401?
The versions affected by CVE-2023-3401 are all versions before 16.0.8, all versions starting from 16.1 before 16.1.3, and all versions starting from 16.2 before 16.2.2.
What can an attacker do with this vulnerability?
An attacker can create repositories with malicious code using the main branch of a repository with a specially designed name.
Are there any references for more information on CVE-2023-3401?
Yes, you can find more information on CVE-2023-3401 at the following references: [GitLab Issue](https://gitlab.com/gitlab-org/gitlab/-/issues/416252), [HackerOne Report](https://hackerone.com/reports/2031845)