Input validation error in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2021-39895
Published: November 4, 2021
Vulnerability identifier: #VU57930
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-39895
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: GitLab, Inc
Affected software:
Gitlab Community Edition
GitLab Enterprise Edition
Gitlab Community Edition
GitLab Enterprise Edition
Detailed vulnerability description
The vulnerability allows a remote user to compromise the target system.
The vulnerability exists due to pipeline schedules on imported projects can be set to automatically active after import. A remote administrator can set the pipeline schedules to be active in a project export so when an unsuspecting owner imports that project, pipelines are active by default on that project.
How to mitigate CVE-2021-39895
Install updates from vendor's website.