if you on a dedicated server try to get it harden.
change all password :
vbulletin login,Sql ,ftp,server login
on admincp index.php
add a .htacess
something like
Code:
$index['public'] = $index['public'];
$phpkd['username'] = "dtv100"; // Here Is the User Name
$phpkd['password'] = "mypassword"; // Here Is The htaccess Password
if(!$index['public']){
if($_SERVER['PHP_AUTH_USER'] != $phpkd['username'] || $_SERVER['PHP_AUTH_PW'] != $phpkd['password']){
Header("WWW-Authenticate: Basic realm=\"Highly Secured\"");
Header("HTTP/1.0 401 Unauthorized");echo "<head><title>Unauthorized</title></head><body bgcolor='#000000'><center><br>
<a href=\"../index.php\" style=\"text-decoration: none\" target=\"_blank\">
<font face=\"MS Sans Serif\" color=\"#FFFFFF\" size=\"8\"><b><br>Enter Here Only<br></b></a></body></html>";exit;}}