MS06-044 is not categorized as virus, worm, Trojan or backdoor. It is a critical vulnerability in the Microsoft Management Console on Windows 2000 computers, which allows arbitrary code to be remotely executed in the vulnerable computer.
If exploited successfully, MS06-044 allows hackers to gain remote control of the affected computer with the same privileges as the logged on user. If this user had administrator rights, the hacker could take complete control of the system: create, modify or delete files, install programs, create new user accounts, etc.
This vulnerability is exploited by creating a malicious web page and enticing users into accessing it. Any other means of displaying web content, such as banner advertisements, could also be used.
If you have a Windows 2000 computer, it is recommended to download and apply the security patch for this vulnerability. Click here to access the web page for downloading the patch.