This security advisory describes one critical risk vulnerability.
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to boundary error when handling malicious content. A remote attacker can send a specially crafted .doc file, trick the victim into opening it, trigger memory corruption and execute arbitrary code with system privileges.
Successful exploitation of the vulnerability may result in system compromise.
Note: the vulnerability is being actively exploited.
Install update from vendor's website.
Microsoft Office: 2007, 2010, 2013
Microsoft Word: 2007, 2010, 2013CPE
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to visit a specially crafted website or open an attachment in an e-mail message.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.