Check Point Advisories

Microsoft Windows DHCP Server Code Execution (CVE-2019-0626)

Check Point Reference: CPAI-2019-0393
Date Published: 18 Mar 2019
Severity: Medium
Last Updated: 17 Nov 2019
Source:
Industry Reference:CVE-2019-0626
Protection Provided by:

Security Gateway
R80, R77, R75

Who is Vulnerable? Microsoft Windows 7
Microsoft Windows 8.1
Microsoft Windows 10
Microsoft Windows RT 8.1
Microsoft Windows Server 2008
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2012
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Vulnerability Description A code execution vulnerability exists in Microsoft DHCP Server. The vulnerability is due to improper processing of DHCP messages, causing memory corruption. Successful exploitation of this vulnerability could allow the attacker to execute arbitrary code with the privileges of network 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 / R75

  1. In the IPS tab, click Protections and find the Microsoft Windows DHCP Server Code Execution (CVE-2019-0626) 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:  DHCP Protection Violation.
Attack Information:  Microsoft Windows DHCP Server Code Execution (CVE-2019-0626)

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