SB2023112432 - Improper certificate validation in IBM AIX



SB2023112432 - Improper certificate validation in IBM AIX

Published: November 24, 2023

Security Bulletin ID SB2023112432
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper Certificate Validation (CVE-ID: CVE-2012-5783)

The vulnerability allows a remote attacker to perform a man-in-the-middle attack to spoof SSL servers via an arbitrary valid certificate.

The vulnerability exists due to Apache Commons HttpClient does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate. A remote attacker can perform a man-in-the-middle attack to spoof SSL servers via an arbitrary valid certificate.


Remediation

Install update from vendor's website.