Incorrect permission assignment for critical resource in Gitlab Community Edition - CVE-2019-15731
Published: September 16, 2019 / Updated: July 17, 2020
Vulnerability identifier: #VU30759
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-15731
CWE-ID: CWE-732
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: GitLab, Inc
Affected software:
Gitlab Community Edition
Gitlab Community Edition
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to manipulate data.
An issue was discovered in GitLab Community and Enterprise Edition 12.0 through 12.2.1. Non-members were able to comment on merge requests despite the repository being set to allow only project members to do so.
How to mitigate CVE-2019-15731
Install update from vendor's website.