Check Point Advisories

JasPer jp2_decode Out of Bounds Read (CVE-2017-9782)

Check Point Reference: CPAI-2017-0580
Date Published: 23 Jul 2017
Severity: Medium
Last Updated: Tuesday 25 July, 2017
Source:
Industry Reference:CVE-2017-9782
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? JasPer Project JasPer .
Vulnerability Description An out-of-bounds array indexing vulnerability has been reported in JasPer. The vulnerability is due to improper handling of objects in memory within the jp2_decode() function of jp2_dec.c. A remote attacker could exploit this vulnerability by supplying a crafted image file to an application using the affected library.

Protection Overview

This protection detects 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

  1. In the IPS tab, click Protections and find the JasPer jp2_decode Out of Bounds Read protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Content Protection Violation.
Attack Information:  JasPer jp2_decode Out of Bounds Read

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