vbulletin306.txt

`Summary: vbulletin 3.0.6 and below php code injection  
  
Description  
===========  
vBulletin is a powerful, scalable and fully customizable forums package   
for your web site. It has been written using the Web's quickest-growing   
scripting language; PHP, and is complimented with a highly efficient and   
ultra fast back-end database engine built using MySQL.  
  
Details  
=======  
User may inject php code using "nested variable" into template name when   
"Add Template Name in HTML Comments" is enable. This option is not enable   
by default and is not recomended by vbulletin for production environment.   
The problem occur when user may supply partial template name through   
misc.php.  
  
  
Workaround  
==========  
Disable "Add Template Name in HTML Comments" option.  
  
Proof of concept  
================  
http://site.com/misc.php?do=page&template={${phpinfo()}}  
  
Vendor Response  
===============  
17th February 2005 - Vulnerability found  
18th February 2005 - vbulletin developer informed  
19th February 2005 - vbulletin developer confirmed  
20th February 2005 - Fix Available from vbulletin team  
`