Incorrect default permissions in Gitlab Community Edition - CVE-2020-13270

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Main Vulnerability Database Vulnerabilities #VU30262

Incorrect default permissions in Gitlab Community Edition - CVE-2020-13270

Published: June 10, 2020 / Updated: July 17, 2020


Vulnerability identifier: #VU30262
CSH Severity: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-13270
CWE-ID: CWE-276
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Gitlab Community Edition
Software vendor:
GitLab, Inc

Description

The vulnerability allows a remote authenticated user to execute arbitrary code.

Missing permission check on fork relation creation in GitLab CE/EE 11.3 and later through 13.0.1 allows guest users to create a fork relation on restricted public projects via API


Remediation

Install update from vendor's website.

External links