This attack could pose a serious security threat. You should take immediate action to stop any damage or prevent further damage from happening.
Exploit protection detected an attempt to forcibly disable Java's built-in security policy enforcement.
These exploits attempt to compromise a Java application by disabling the Security Manager though various vectors. Attackers may be able to have full control of the application if the Security Manager is disabled.
The compromised process was terminated in order to disrupt the attack and prevent infection; no further action is necessary for this incident.
If further information is desired, or this event reoccurs, please submit the most recently visited URL or most recently opened document to Symantec for further analysis. Please visit http://www.symantec.com/docs/TECH102419 for more information.
For Symantec enterprise products, additional details may be found at http://www.symantec.com/docs/HOWTO127057