Is NT susceptible to SYN flood attacks?
Yes. To my knowledge, all IP based systems are possible victims for the attack. According to the article in phrack magazine, volume 48, (http://www.fc.net/phrach/files/p48/p48-13.html) NT have a queue size of 6 outstanding SYN packets. The article will serve as good reading if you want to understand the details of the problem. Check out • CERTs advisory CA-96.21 for more information about the problem. • 3Com’s excellent article on the problem.