#VU50949 Information disclosure in Support Core - CVE-2021-21621
Published: February 25, 2021
Vulnerability identifier: #VU50949
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-21621
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Support Core
Support Core
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 plugin provides the serialized user authentication as part of the "About user (basic authentication details only)" information (user.md). A remote attacker can gain unauthorized access to sensitive information on the system.
Remediation
Install updates from vendor's website.