Improper Authentication in IBM WebSphere Application Server Liberty - CVE-2020-4421

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Main Vulnerability Database Vulnerabilities #VU80905

Improper Authentication in IBM WebSphere Application Server Liberty - CVE-2020-4421

Published: September 20, 2023


Vulnerability identifier: #VU80905
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-4421
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
IBM WebSphere Application Server Liberty
Software vendor:
IBM Corporation

Description

The vulnerability allows a remote user to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests. A remote user can bypass authentication process and gain unauthorized access to the application.


Remediation

Install updates from vendor's website.

External links