#VU24760 Information disclosure in Jenkins and Jenkins LTS - CVE-2020-2101
Published: January 30, 2020
Vulnerability identifier: #VU24760
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-2101
CWE-ID: CWE-200
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 gain access to potentially sensitive information.
The vulnerability exists due to the affected software does not use a constant-time comparison validating the connection secret when an inbound TCP agent connection is initiated. A remote authenticated attacker can use statistical methods to obtain the connection secret.
Remediation
Install updates from vendor's website.