Secunia Security Advisory – Avaya has acknowledged a vulnerability in various Avaya products, which can be exploited by malicious people to conduct spoofing attacks.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/74797/sa33906.txt
Source: https://packetstormsecurity.com/files/74797/Secunia-Security-Advisory-33906.html