#VU75660 Deserialization of Untrusted Data in IBM WebSphere Application Server - CVE-2020-4450 

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Main Vulnerability Database Vulnerabilities #VU75660

#VU75660 Deserialization of Untrusted Data in IBM WebSphere Application Server - CVE-2020-4450

Published: May 2, 2023


Vulnerability identifier: #VU75660
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-4450
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
IBM WebSphere Application Server
Software vendor:
IBM Corporation

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data. A remote attacker can pass a specially-crafted sequence of serialized objects to the application and execute arbitrary code on the target system.


Remediation

Install updates from vendor's website.

External links