CVE-2023-4812

Public Exploit
Incorrect Authorization in GitLab

Description

An issue has been discovered in GitLab EE affecting all versions starting from 15.3 before 16.5.6, all versions starting from 16.6 before 16.6.4, all versions starting from 16.7 before 16.7.2. The required CODEOWNERS approval could be bypassed by adding changes to a previously approved merge request.

Remediation

Solution:

  • Upgrade to versions 16.7.2, 16.6.4, 16.5.6 or above.

Category

7.6
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.01%
Affected: GitLab GitLab
Published at:
Updated at:

References

Link Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/424398 issue tracking broken link
https://hackerone.com/reports/2115574 broken link exploit permissions required technical description

Frequently Asked Questions

What is the severity of CVE-2023-4812?
CVE-2023-4812 has been scored as a high severity vulnerability.
How to fix CVE-2023-4812?
To fix CVE-2023-4812: Upgrade to versions 16.7.2, 16.6.4, 16.5.6 or above.
Is CVE-2023-4812 being actively exploited in the wild?
It is possible that CVE-2023-4812 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-4812?
CVE-2023-4812 affects GitLab GitLab.
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