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Microsoft Security Intelligence
Published Mar 01, 2011 | Updated Sep 15, 2017

Exploit:Java/CVE-2009-3869.M

Detected by Microsoft Defender Antivirus

Aliases: Troj/ClsLdr-X (AVG) Exploit:Java/CVE-2009-3867.EH (other)

Summary

Exploit:Java/CVE-2009-3869.M is a Java applet that attempts to execute a buffer overflow exploit that may allow the execution of an arbitrary code with escalated privileges. The applet exploits a buffer overflow which existed in processing malformed images or audio files and affects Sun Java SE in JDK and JRE 5.0 before Update 22 and JDK and JRE 6 before Update 17.
To detect and remove this threat and other malicious software that may be installed in your computer, run a full-system scan with an up-to-date antivirus product such as the following:
 
 
For more information on antivirus software, see http://www.microsoft.com/windows/antivirus-partners/.
Additional recovery instructions
This threat exploits known vulnerabilities in Sun Java. After removing this threat, make sure that you install the updates available from the vendor. You can read more about the vulnerability, as well as where to download the software update from the following links:
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