Improper access control in GitLab Enterprise Edition and Gitlab Community Edition - CVE-2020-13359
Published: November 3, 2020
Vulnerability identifier: #VU48111
CSH Severity: Medium
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-13359
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 otherwise restricted functionality.
The vulnerability exists due to the Terraform API exposes the object storage signed URL on the delete operation. A remote authenticated attacker can overwrite the Terraform state to bypass audit and other business controls.
Affected software
GitLab Enterprise Edition
Gitlab Community Edition
Gitlab Community Edition
How to mitigate CVE-2020-13359
Install updates from vendor's website.
GitLab Enterprise Edition - addressed in versions 13.3.9, 13.4.5, 13.5.2
Gitlab Community Edition - addressed in versions 13.3.9, 13.4.5, 13.5.2
Gitlab Community Edition - addressed in versions 13.3.9, 13.4.5, 13.5.2