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PHPShop 0.8.1 <= | Cross Site Scripting Vulnerability
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1. OVERVIEW

The PHPShop 0.8.1 and lower versions are currently vulnerable to Cross
Site Scripting.


2. BACKGROUND

PHPShop is a PHP-powered shopping cart application. It is released
under the GNU General Public License.
The primary purpose of PHPShop is to provide a simple shopping cart
solution that is easy to customize to suit any purpose. PHPShop has
less features that many other shopping cart applications, but is
generally easier to customize.


3. VULNERABILITY DESCRIPTION

The Query String was not properly sanitized upon submission to the
/index.php url, which allows attacker to conduct Cross Site Scripting
attack.
This may allow an attacker to create a specially crafted URL that
would execute arbitrary script code in a victim's browser.


4. VERSIONS AFFECTED

PHP 0.8.1 <=


5. PROOF-OF-CONCEPT/EXPLOIT

http://localhost/phpshop0_8_1/?page=store/XSS&%26%26%22%3E%3Cscript%3Ealert%28/xss/%29%3C/script%3E%3d1


6. SOLUTION

The vendor has discontinued this product.
It is recommended that an alternate software package be used in its place.


7. VENDOR

PHPShop Development Team
http://phpshop.org


8. CREDIT

This vulnerability was discovered by Aung Khant, http://yehg.net, YGN
Ethical Hacker Group, Myanmar.


9. DISCLOSURE TIME-LINE

2011-02-25: vulnerability disclosed


10. REFERENCES

Original Advisory URL:
http://yehg.net/lab/pr0js/advisories/[phpshop_0.8.1]_cross_site_scripting
Project Home: http://code.google.com/p/phpshop/,
http://sourceforge.net/projects/phpshop/
PHPShop Download Stats:
http://sourceforge.net/projects/phpshop/files/phpshop/0.8.1/stats/timeline?dates=2010-01-01+to+2010-01-01
XSS (owasp): http://www.owasp.org/index.php/Cross-site_Scripting_(XSS)
CWE-79: http://cwe.mitre.org/data/definitions/79.html


#yehg [2011-02-25]

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Best regards,
YGN Ethical Hacker Group
Yangon, Myanmar
http://yehg.net
Our Lab | http://yehg.net/lab
Our Directory | http://yehg.net/hwd