Check Point Advisories

Microsoft Vista Negotiate Protocol Denial of Service - Ver2

Vulnerability
Protection

Check Point Reference:	CPAI-2018-0752
Date Published:	19 Jun 2018
Severity:	High
Last Updated:	Monday 06 August, 2018
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Windows Vista
Vulnerability Description	A buffer denial of service vulnerability exists in Windows Vista. Successful exploitation of this vulnerability could allow a remote attacker to cause a denial of service condition.

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 Microsoft Vista Negotiate Protocol Denial of Service - Ver2 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: Web Server Enforcement Violation.
Attack Information: Microsoft Vista Negotiate Protocol Denial of Service - Ver2