Improper Authorization in Gitlab Community Edition and GitLab Enterprise Edition - #VU28555

 

Improper Authorization in Gitlab Community Edition and GitLab Enterprise Edition - #VU28555

Published: June 3, 2020 / Updated: June 10, 2020


Vulnerability identifier: #VU28555
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: N/A
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to authorization issue when processing CI jobs token that allowed read access to public projects with restricted repositories. A remote non-authenticated attacker can view contents of projects.


Affected software

Gitlab Community Edition
GitLab Enterprise Edition

Remediation

Install updates from vendor's website.

Gitlab Community Edition - addressed in versions 12.9.9, 12.10.9, 13.0.4
GitLab Enterprise Edition - addressed in versions 12.9.10, 12.10.11, 13.0.4

External References

Related Security Bulletins