SEO borad: SQL injection

[ghc@xxxxxx]

 Product: SEO-Board
Version: 1.02
Author: Hristo Hristov
URL: http://seo-board.com
VULNERABILITY CLASS: SQL injection through cookie


[PRODUCT DESCRIPTION]
SEO-Board is a forum software that's fast, free, and search engine friendly.
It is written in PHP and use MySQL database.

[VULNERABILITY]
Vulnerable script: admin.php

--[code]--

if (!isset($_COOKIE[$cookiename]))
die('You must be logged as admin to access the admin panel');

list($user_id, $user_pass_sha1) = 
unserialize(stripslashes($_COOKIE[$cookiename]));
if ($user_id != 1)
die('You must be logged as admin to access the admin panel');
if (!is_numeric($user_id))
die($lang['fatal_error']);
$result = mysql_query("SELECT user_name FROM {$dbpref}users WHERE 
user_id='$user_id' AND

user_pass='$user_pass_sha1'");
if (mysql_num_rows($result) != 1)
die($lang['fatal_error']);
else
$user_name = mysql_result($result, 0);
$admin_panel_link = eval(get_template('adminpanellink'));
--[/code]--

IMPACT:
An attacker can inject SQL statement through cookie. As result anybody can gain 
administrative privelegue.

[BUGFIX]
Upgrade to 1.03 version.

[CREDITS]
RST/GHC
rst.void.ru
www.ghc.ru