KLA10544
Code execution vulnerabilities in Microsoft Silverlight

An unspecified vulnerabilities were found in Microsoft Silverlight. By exploiting these vulnerabilities malicious users can execute arbitrary code. These vulnerabilities can be exploited remotely via a specially designed font data.

Microsoft Silverlight 4 earlier than 4.1.10329
Microsoft Silverlight 5 earlier than 5.1.10411

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

2690729
2636927

This vulnerability can be exploited by the following malware:

https://threats.kaspersky.com/en/threat/Exploit.Win32.CVE-2011-3402/

The following public exploits exists for this vulnerability:

https://threats.kaspersky.com/en/threat/Exploit.Win32.CVE-2011-3402/