MetaCart2.sql stores the user database under the web document root without access controls, which allows remote attackers to obtain sensitive information such as passwords and credit card numbers via a direct request for metacart.mdb.
http://www.securityfocus.com/bid/5042
http://www.iss.net/security_center/static/9393.php
http://archives.neohapsis.com/archives/bugtraq/2002-06/0200.html