CVE-2005-2738
Java 1.4.2 before 1.4.2 Release 2 on Apple Mac OS X does not prevent multiple programs from opening the same port as a Java ServerSocket, which allows local users to operate a Java program that intercepts network data intended for the ServerSocket of a different Java program.
Date published : 2006-08-04
http://lists.apple.com/archives/security-announce/2005/Sep/msg00001.html