Check Point Advisories

Sun Java Runtime Environment JPEGImageReader Heap Overflow

Vulnerability
Protection

Check Point Reference:	CPAI-2009-443
Date Published:	5 Aug 2010
Severity:	High
Last Updated:	Sunday 14 February, 2016
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	Java Technology is a programing platform developed by Sun Microsystems which aims to provide a system for developing and deploying cross-platform applications. Java is used in a wide variety programs that are deployed on personal computers as well as embedded devices and cell phones. Java technology is distributed in the form of various tools such as Java Runtime Environment (JRE) and Java Development Kit (JDK). A heap overflow vulnerability exists in Sun Java Runtime Environment. The vulnerability is due to an integer overflow that can occur when processing malicious JPEG image dimensions. Remote unauthenticated attackers can exploit this vulnerability by enticing the user to visit a malicious web page. Successful exploitation could result in execution of arbitrary code within the security context of the currently logged on user. An unsuccessful code execution attempt may abnormally terminate the affected application.

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, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75

In the IPS tab, click Protections and find the Sun Java Runtime Environment JPEGImageReader Heap Overflow protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Content Protection Violation.
Attack Information: Sun Java Runtime Environment JPEGImageReader heap overflow