Diem 5.1.2 Cross Site Scripting

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Vulnerability ID: HTB22460  
Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_diem_2.html  
Product: Diem  
Vendor: Diem team  
Vulnerable Version: 5.1.2 and Probably Prior Versions  
Vendor Notification: 29 June 2010   
Vulnerability Type: 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 blog items filter module script to properly sanitize user-supplied input in "article_form_filter[name][text]" 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.php/content/blog/articles/filter" name="main" >  
<input type="hidden" name="article_form_filter[name][text]" value='1"><script>alert(document.cookie)</script>' />  
<input type="hidden" name="article_form_filter[is_active]" value="" />  
<input type="hidden" name="article_form_filter[text][text]" value="" />  
<input type="hidden" name="article_form_filter[created_by]" value="" />  
<input type="hidden" name="article_form_filter[created_at]" value="" />  
<input type="hidden" name="article_form_filter[updated_at]" value="" />  
</form>  
<script>  
document.main.submit();  
</script>  
  
  
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Vulnerability ID: HTB22459  
Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_diem_1.html  
Product: Diem  
Vendor: Diem team  
Vulnerable Version: 5.1.2 and Probably Prior Versions  
Vendor Notification: 29 June 2010   
Vulnerability Type: 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 dmCore script to properly sanitize user-supplied input in "text" 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:  
  
http://host/admin.php/+/dmCore/markdown?dm_cpi=0&dm_xhr=1&text=title"><script>alert(document.cookie)<%2Fscript>  
  
  
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Vulnerability ID: HTB22458  
Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_diem.html  
Product: Diem  
Vendor: Diem team  
Vulnerable Version: 5.1.2 and Probably Prior Versions  
Vendor Notification: 29 June 2010   
Vulnerability Type: 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 page metas managing script to properly sanitize user-supplied input in "value" 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:  
  
http://host/admin.php/seo/pages/manage-pages/editField?dm_cpi=0&dm_xhr=1&value=title"><script>alert(document.cookie)<%2Fscript>&id=&page_id=1&field=title  
  
  
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