SB2023050303 - MitM attack in IBM WebSphere Application Server



SB2023050303 - MitM attack in IBM WebSphere Application Server

Published: May 3, 2023

Security Bulletin ID SB2023050303
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Adjecent network
Highest impact Information disclosure

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Improper validation of certificate with host mismatch (CVE-ID: CVE-2022-39161)

CWE-ID: CWE-297 - Improper Validation of Certificate with Host Mismatch

CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote user to perform MitM attack.

The vulnerability exists due to improper certificate validation issued by a trusted CA when configured to communicate with the Web Server Plug-ins for IBM WebSphere Application Server. A remote user can perform a man-in-the-middle (MitM) attack and gain access to sensitive information.


Remediation

Install update from vendor's website.