Deserialization of Untrusted Data in IBM WebSphere Application Server - CVE-2023-23477

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Main Vulnerability Database Vulnerabilities #VU71715

Deserialization of Untrusted Data in IBM WebSphere Application Server - CVE-2023-23477

Published: January 31, 2023


Vulnerability identifier: #VU71715
CSH Severity: Critical
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Red
CVE-ID: CVE-2023-23477
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: IBM Corporation
Affected software:
IBM WebSphere Application Server

Detailed vulnerability 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 send specially crafted data to the server and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2023-23477

Install updates from vendor's website.

Sources