This indicates a vulnerability in UFileUploaderD.dll in Versalsoft HTTP File Upload ActiveX Control.
The vulnerability can be exploited by triggering a buffer overflow in the AddFile methods. As a result remote attackers may be able to execute arbitrary code by tricking a user into visiting a specially crafted web page.
Versalsoft HTTP File Upload ActiveX Control.
System compromise, remote code execution.
Currently we are not aware of any official supplied fix for this issue.