Welcome to the Virus Encyclopedia of Panda Security.
|worm, Trojan or backdoor. It is a critical vulnerability in certain versions of Outlook Express and Windows Mail on Windows 7/2008/Vista/2003/XP/2000 computers, which allows arbitrary code to be remotely executed in the vulnerable computer.|
The affected components are:
- Outlook Express.
- 5.5 on Windows 2000.
- 6 on Windows 2003/XP/2000.
- Windows Mail on Windows 7/2008/Vista
- Windows Live Mail on Windows 7/2008/Vista/XP
If exploited successfully, this vulnerability 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 malicious email server and convincing users to connect to this machine. Then, the attacking user would send a crafted POP3 or IMAP response.
If you have any of the vulnerable components installed on your Windows 7/2008/Vista/2003/XP/2000, it is recommended to download and apply the security patch for this vulnerability. Click here to access the web page for downloading the patch.
Bear in mind that this security bulletin replaces previous ones, called MS09-037 and MS08-048.