Dognædis Ref.: DGS-SEC-6
CVE Ref: CVE-2011-4544
Release Date: 2011/11/22
Discover Credits: CodeV - Code Analyzer
Bulletin Author(s): SAlves
Contact: [email protected]
Type: Cross Site Scripting
Level: High (Low/High/Critical)
CVSS: 5.8 (AV:N/AC:M/Au:N/C:P/I:P/A:N)
Vulnerable Application: Prestashop (ver. 188.8.131.52)
PrestaShop is an e-commerce solution which is free for the basic kernel and open source. It supports payment gateways such as Google checkout, Paypal or payments pro via APIs.
The referred vulnerability could be exploited through a XSS (Cross-Site-Scripting) attack.
Ultimately, the attacker could take complete control of the victims web-browser.
In a successful attack, the malicious script would be executed with the authenticated user permissions.
Generally, by exploiting this kind of vulnerability, it might be possible to achieve possible attack vectors to various kinds of attacks such as:
- Session/Cookie theft
- Account Hijacking
- Identity theft
- Accessing confidential resources
- Accessing pay content
- Account Denial of service
Aiming a correct resolution of the identified vulnerability, the data obtained through the $_GET['address'], $_GET['relativ_base_dir'], $_GET['Pays'], $_GET['Ville'], $_GET['CP'], $_GET['Poids'], $_GET['Action'] and $_GET['num'] input arguments should be properly sanitized for HTML and following ECMAS usage.
At the moment, there is no official solution for the reported vulnerabilities.
According to the developer, this issues are not present in the latest release (1.5), which is, at the moment, only available for developers, for testing purposes.