Check Point Advisories

Oracle Java Private MethodHandle Sandbox Bypass (CVE-2013-5893)

Check Point Reference: CPAI-2014-0755
Date Published: 3 Feb 2014
Severity: High
Last Updated: Wednesday 22 January, 2025
Source: CVE-2013-5893
Protection Provided by:

Security Gateway
R75
Who is Vulnerable? Oracle Java Development Kit (JDK) 6 Update 65 and prior
Oracle Java Development Kit (JDK) 7 Update 45 and prior
Oracle Java Runtime Environment (JRE) 6 Update 65 and prior
Oracle Java Runtime Environment (JRE) 7 Update 45 and prior
Vulnerability Description A sandbox bypass vulnerability exists in Oracle Java. The vulnerability is due to a failure to restrict access toprivate methods via reflection. A remote unauthenticated attacker can exploit this vulnerability by enticing a user to visit a webpage containing a maliciously crafted Java applet. Successful exploitation could result in arbitrary code execution in the contextof the currently logged in user.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

In order for the protection to be activated, update your product to the latest update. For information on how to update , go to SBP-2006-05, Protection tab and select the version of your choice.

Security Gateway R75 / R71 / R70

  1. In the IPS tab, click Protections and find the Oracle Java Private MethodHandle Sandbox Bypass protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

SmartView Tracker will log the following entries:
Attack Name: Oracle Protection Violation
Attack Information: Oracle Java Private MethodHandle Sandbox Bypass

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