Secunia Security Advisory – Blue Coat has acknowledged a vulnerability in Blue Coat Director, which can be exploited by malicious people to poison the DNS cache.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/68295/sa31152.txt
Source: https://packetstormsecurity.com/files/68295/Secunia-Security-Advisory-31152.html