#VU49353 Improper Authentication in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2021-22171

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Main Vulnerability Database Vulnerabilities #VU49353

#VU49353 Improper Authentication in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2021-22171

Published: January 8, 2021 / Updated: January 24, 2021


Vulnerability identifier: #VU49353
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-22171
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Gitlab Community Edition
GitLab Enterprise Edition
Software vendor:
GitLab, Inc

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests. A remote attacker can steal a user's API acces token through Gitlab pages, bypass the authentication process and gain unauthorized access to the application.


Remediation

Install updates from vendor's website.

External links