#VU57048 Security features bypass in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2021-39881
Published: October 5, 2021
Vulnerability identifier: #VU57048
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-39881
CWE-ID: CWE-254
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Gitlab Community Edition
GitLab Enterprise Edition
Gitlab Community Edition
GitLab Enterprise Edition
Software vendor:
GitLab, Inc
GitLab, Inc
Description
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the application may let a malicious user create an OAuth client application with arbitrary scope names. A remote authenticated attacker can trick a victim to authorize the malicious client application using the spoofed scope name and description.
Remediation
Install updates from vendor's website.