PortalApp 4.0 Cross Site Scripting

Type packetstorm
Reporter High-Tech Bridge SA
Modified 2010-06-30T00:00:00


                                            `Vulnerability ID: HTB22443  
Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_portalapp_2.html  
Product: PortalApp  
Vendor: Latek  
Vulnerable Version: 4.0 and Probably Prior Versions  
Vendor Notification: 14 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 "login.asp" script to properly sanitize user-supplied input in "email" 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: