Improper access control in GitLab Enterprise Edition - CVE-2020-7968
Published: February 7, 2020
Vulnerability identifier: #VU25040
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-7968
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain unauthorized access to sensitive information.
The vulnerability exists due to the authorization checks were not being applied in some cases for public repositories with merge request visibility set to members only. A remote attacker can disclose the Forked Private Project Source Code.
Affected software
GitLab Enterprise Edition
How to mitigate CVE-2020-7968
Install update from vendor's website.
GitLab Enterprise Edition - addressed in versions 12.5.9, 12.6.6, 12.7.4