Secunia Security Advisory – Astaro has acknowledged a vulnerability in Astaro Security Gateway, 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/68848/sa31354.txt
Source: https://packetstormsecurity.com/files/68848/Secunia-Security-Advisory-31354.html