Check Point Advisories

Microsoft LSASS Denial of Service (MS17-004: CVE-2017-0004)

Vulnerability
Protection

Check Point Reference:	CPAI-2017-0010
Date Published:	10 Jan 2017
Severity:	High
Last Updated:	Wednesday 27 March, 2019
Source:	Microsoft MS17-004
Industry Reference:	CVE-2017-0004
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Windows Vista Windows Server 2008 Windows Server 2008 R2 Windows 7
Vulnerability Description	A denial of service vulnerability exists in Windows. The vulnerability is due to the way the Local Security Authority Subsystem Service (LSASS) handles authentication requests. An attacker can successfully exploit this vulnerability which could cause a denial of service on the target system and could trigger an automatic reboot of the system.
Update/Patch Avaliable	Apply patches from: MS17-004

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 LSASS Denial of Service (MS17-004: CVE-2017-0004) 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: Content Protection Violation.
Attack Information: Microsoft LSASS Denial of Service (MS17-004: CVE-2017-0004)