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Check Point Advisories

Microsoft Windows SMB Information Disclosure (MS17-010: CVE-2017-0147)

Check Point Reference: CPAI-2017-0205
Date Published: 14 Mar 2017
Severity: Medium
Last Updated: 15 Jun 2017
Source: Microsoft Security Bulletin MS17-010
Industry Reference:CVE-2017-0147
Protection Provided by:

Security Gateway
R80, R77, R76, R75

Who is Vulnerable? Windows Vista
Windows Server 2008
Windows 7
Windows Server 2008 R2
Windows 8.1
Windows Server 2012
Windows Server 2012 R2
Windows RT 8.1
Windows 10
Windows Server 2016
Vulnerability Description An information disclosure vulnerability exists in the SMBv1 component of Microsoft Windows SMB server. The vulnerability is due to improper handling of SMBv1 requests. A remote, unauthenticated attacker could exploit this vulnerability by sending crafted SMBv1 messages to a target server. Successful exploitation could result in the disclosure of sensitive information from the target server.
Update/Patch AvaliableApply patches from: MS17-010

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 Microsoft Windows SMB Information Disclosure (MS17-010: CVE-2017-0147) 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:  Windows SMB Protection Violation.
Attack Information:  Microsoft Windows SMB Information Disclosure (MS17-010: CVE-2017-0147)