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Exploit:Java/CVE-2012-4681.GJ
Aliases: No associated aliases
Summary
Exploit:Java/CVE-2012-4681.GJ is a malicious Java applet that attempts to exploit a vulnerability (CVE-2012-4681) in the Java Runtime Environment (JRE), in order to download and install files of an attacker’s choice onto your computer.
If you visit a website containing the malicious code while using a vulnerable version of Java, Exploit:Java/CVE-2012-4681.GJ is loaded. It then attempts to download and execute files from a remote host/URL; the files that are downloaded and executed could include additional malware.
Oracle Java JDK and JRE 7 Update 5 and earlier, JRE 6 Update 34 and earlier are all vulnerable to this exploit.
To detect and remove this threat and other malicious software that may be installed on your computer, run a full-system scan with an appropriate, up-to-date, security solution. The following Microsoft products detect and remove this threat:
- Microsoft Security Essentials or, for Windows 8, Windows Defender
- Microsoft Safety Scanner
Update vulnerable Java applications
This threat exploits a known vulnerability in Java. After removing this threat, make sure that you install the updates available from the vendor. You can read more about this vulnerability in Java, as well as where to download the software update from the following links:
It may be necessary to remove older versions of Java that are still present. Keeping old and unsupported versions of Java on your computer presents a serious security risk. To read more about why you should remove older versions of Java, see the following information.
