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XSS Vulnerability in Tomato Cart v1.1.8.1


Dognædis Ref.: DGS-SEC-11

CVE Ref: CVE-2013-2282

Release Date: 2013/03/01

Discover Credits: CodeV - Code Analyzer

Bulletin Author(s): LLaranjeira - CodeV Team

Contact: [email protected]

Type: Cross Site Scripting

Level: High (Low/High/Critical)

CVSS: 3.2 (Av:N/AC:M/Au:S/C:C/I:P/A:N)

Vulnerable Application: Tomato Cart v1.1.8.1

Overview:
TomatoCart is a next generation open source shopping cart, branched from osCommerce 3 as a separate project.

Scope:

File: app_root/templates/glass_gray/content/info/faqs.php Vulnerable Argument(s): $_GET['faqs_id']

Code:
line 67: if(question.getParent().id == 'faq<?php echo $_GET['faqs_id']; ?>')

Proof(s) of Concept:
app_root/info.php?faqs&faqs_id=0'){}});});alert(123);question.addEvent('click',
function(e){question.addEvent('click', function(e){//


Description:
The referred vulnerabilities could be exploited through XSS (Cross-Site-Scripting) attacks.
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.

Impact:
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

Resolution:
Aiming a correct resolution of the identified vulnerability, the data obtained through the $_GET['faqs_id'] input argument should be properly sanitized for HTML and following ECMAS usage.

Official Solution:
At the moment, there is no official solution for the reported vulnerabilities.

External References:
http://www.owasp.org/index.php/Cross-site_Scripting_(XSS)
http://www.owasp.org/index.php/Cross-Site_Request_Forgery_(CSRF)
http://en.wikipedia.org/wiki/Cross-site_scripting
http://en.wikipedia.org/wiki/Code_injection


Download the Vulnerability Report (PDF)


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