Check Point Advisories

Oracle Java Beans DocumentHandler XML External Entity (CVE-2014-0423)

Vulnerability
Protection

Check Point Reference:	CPAI-2014-1150
Date Published:	8 Apr 2014
Severity:	High
Last Updated:	Sunday 30 March, 2014
Source:	CVE-2014-0423
Protection Provided by:	Security Gateway R75 and above
Who is Vulnerable?	Oracle Java Development Kit (JDK) 5 Update 55 and prior 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) 5 Update 55 and prior Oracle Java Runtime Environment (JRE) 6 Update 65 and prior Oracle Java Runtime Environment (JRE) 7 Update 45 and prior Oracle Java SE Embedded 7 Update 45 and prior Oracle JRockit R27.7.7 and prior Oracle JRockit R28.2.9 and prior Oracle OpenJDK 7 Update 45 and prior
Vulnerability Description	A XML external entity (XXE) vulnerability exists in Oracle Java.This is due to an incorrectly configured XML parser in the Beans DocumentHandler interface that readily processes XML external entities by default. A remote unauthenticated attacker may exploit this vulnerability via specially crafted requests marshalled in XML to disclose files from the server's file system, cause a denial of service condition.

Protection Overview

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

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

Security Gateway R70 / R71 / R75 and above

In the IPS tab, click Protections and find the Oracle Java Beans DocumentHandler XML External Entity protection using the Search tool and Edit the protection's settings.
Install policy on all modules.

SmartView Tracker will log the following entries:

Attack Name:  Oracle Protection Violation.
Attack Information:  Oracle Java Beans DocumentHandler XML External Entity