Missing Authorization in Jenkins and Jenkins LTS - CVE-2021-21697
Published: November 8, 2021
Vulnerability identifier: #VU57990
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-21697
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Jenkins
Affected software:
Jenkins
Jenkins LTS
Jenkins
Jenkins LTS
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass authorization checks.
The vulnerability exists due to the affected application allows any agent to read and write the contents of any build directory stored in Jenkins with very few restrictions. A remote attacker can compromise the target system.
How to mitigate CVE-2021-21697
Install updates from vendor's website.