Check Point Advisories

WordPress Core Load Script Denial of Service (CVE-2018-6389)

Check Point Reference: CPAI-2018-0057
Date Published: 6 Feb 2018
Severity: Critical
Last Updated: 7 Jun 2018
Industry Reference:CVE-2018-6389
Protection Provided by:

Security Gateway
R80, R77, R76, R75

Who is Vulnerable? WordPress
Vulnerability Description A Denial of Service vulnerability exists within WordPress Core Load Script. This vulnerability is due to the way WordPress handles large array loads. Successful exploitation could lead to a denial of service.

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 / R76 / R75

  1. In the IPS tab, click Protections and find the WordPress Core Load Script Denial of Service (CVE-2018-6389) protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

This protection's log will contain the following information:

Attack Name:  WordPress Enforcement Protection.
Attack Information:  WordPress Core Load Script Denial of Service (CVE-2018-6389)

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