As a result, there is no warning prompt before Explorer downloads FoxPro application files. The first issue is that FoxPro does not register application file extensions (.app) with Internet Explorer. This occurs due to two issues with FoxPro. Microsoft Visual FoxPro 6.0 and the runtime component are vulnerable to a condition that may allow for remote attackers to execute database and system commands on client hosts.
Microsoft Visual FoxPro 6.0 Automatic Application Execution Vulnerability
