Check Point Advisories

DNN Cookie Deserialization Remote Code Execution (CVE-2017-9822)

Check Point Reference: CPAI-2018-0023
Date Published: 17 Oct 2017
Severity: Critical
Last Updated: 10 Jan 2018
Industry Reference:CVE-2017-9822
Protection Provided by:

Security Gateway
R80, R77, R76, R75

Who is Vulnerable?
Vulnerability Description An object deserialization vulnerability exists in DotNetNuke web content management system. A remote unauthenticated attacker may exploit this vulnerability by sending a crafted file to the web application.

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 DNN Cookie Deserialization Remote Code Execution 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:  Web Server Enforcement Violation.
Attack Information:  DNN Cookie Deserialization Remote Code Execution

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