#VU51994 Improper Authentication in Jenkins and Jenkins LTS - CVE-2021-21640
Published: April 8, 2021
Vulnerability identifier: #VU51994
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-21640
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Jenkins
Jenkins LTS
Jenkins
Jenkins LTS
Software vendor:
Jenkins
Jenkins
Description
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to the affected software does not properly check that a newly created view has an allowed name. A remote authenticated attacker can create views with invalid or already-used names.
Remediation
Install updates from vendor's website.