Improper Authorization in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2019-18459
Published: December 3, 2019
Vulnerability identifier: #VU23351
CSH Severity: Medium
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-18459
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows an attacker to bypass authorization checks.
The vulnerability exists due to improper authorization checks in the protected environments feature. A remote attacker can gain access to protected environments even after removal.
Affected software
Gitlab Community Edition
GitLab Enterprise Edition
GitLab Enterprise Edition
How to mitigate CVE-2019-18459
Install update from vendor's website.
Gitlab Community Edition - addressed in versions 12.3.6, 12.4.1
GitLab Enterprise Edition - update to 12.4.1
GitLab Enterprise Edition - update to 12.4.1