Check Point Advisories

WordPress REST API Posts Controller Privilege Escalation

Vulnerability
Protection

Check Point Reference:	CPAI-2017-0455
Date Published:	24 May 2017
Severity:	Medium
Last Updated:	Monday 29 May, 2017
Source:	WordPress
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	WordPress Project WordPress prior to 4.7.2
Vulnerability Description	A privilege escalation vulnerability exists in WordPress. The vulnerability is due to improper handling of post id's within the REST API posts controller. A remote, unauthenticated attacker could exploit this vulnerability by sending a crafted request to a vulnerable WordPress website.

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

In the IPS tab, click Protections and find the WordPress REST API Posts Controller Privilege Escalation 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: WordPress Enforcement Protection.
Attack Information: WordPress REST API Posts Controller Privilege Escalation