This security advisory describes one critical risk vulnerability.
CWE-416 - Use After Free
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.
Note: the vulnerability was being actively exploited.
Install update from vendor's website.
Microsoft Internet Explorer: 6, 7, 8, 9CPE
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.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.