MS08-033 is not categorized as virus, worm, Trojan or backdoor. It is a group of critical vulnerabilities in different versions of DirectX on Windows Server 2008/Vista/2003/XP/2000 computers, which allows arbitrary code to be remotely executed in the vulnerable computer.
The affected versions are:
- For Windows Server 2008 and Windows Vista: version 10.0.
- For Windows 2003/XP: version 9.0.
- For Windows 2000 Service Pack 4: versions 9.0, 8.1 and 7.0.
If exploited successfully, MS08-033 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 usually exploited by creating a specially crafted file and enticing users to open it. This malicious file can be sent via email or hosted in a website.
If you have any of the vulnerable versions of DirectX, it is recommended to download and apply the security patch for this vulnerability. Click here to check which versions of DirectX are vulnerable and to access the web page for downloading the patch.
Moreover, bear in mind that this bulletin replaces a previous one, called MS07-064.