Welcome to the Virus Encyclopedia of Panda Security.
|worm, Trojan or backdoor. It is an important vulnerability in Virtual PC and Virtual Server, which allows to gain local privilege escalation. The affected versions are Virtual PC 2007 and 2004, and Virtual Server 2005.|
If exploited successfully, MS09-033 allows to gain unauthorized privileges on a computer or network. An example of privilege elevation would be an unprivileged user who could manage to be added to the Administrator's group. In such case, the hacker could take complete control of the system: create, modify or delete files, install programs, create new user accounts, etc.
In order to exploit this vulnerability, the attacking user would need to log on to the guest virtual machine and then run a specially crafted application.
If you have the vulnerable component installed on your 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.