Vulnerability identifier: #VU3039

Vulnerability risk: Critical

CVSSv3.1: 9.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2012-3213

CWE-ID: CWE-388

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Oracle Java SE
Universal components / Libraries / Software for developers
JavaFX
Universal components / Libraries / Software for developers

Vendor: Oracle

Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to improper handling of Rhino Javascript errors. A remote attacker can create a specially crafted Web site, trick the victim into visiting it and execute arbitrary code with privileges of the current user via untrusted Java Web Start applications and untrusted Java applets.

Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.

Note: the vulnerability was being actively exploited.

Mitigation
Update the latest version from vendor's website:
http://www.oracle.com/technetwork/java/javase/downloads/index.html

Vulnerable software versions

Oracle Java SE: 6u10 - 6u38, 7u2 - 7u11, 5 Update 33 - 5 Update 38

JavaFX: 1.2 - 2.2.4

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External links
http://www.oracle.com/technetwork/topics/security/javacpufeb2013-1841061.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.