Welcome to the Virus Encyclopedia of Panda Security.
|worm, Trojan or backdoor. It is a critical vulnerability in the JScript scripting engine, which allows arbitrary code to be remotely executed in the vulnerable computer. The affected JScript versions are 5.1, 5.6, 5.7 and 5.8.|
If exploited successfully, MS09-045 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 hosting a specially crafted web page and enticing users into accessing it. The link to the website can be distributed using several methods, such as email, instant messaging programs, etc.
If you have any of the vulnerable components 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.