Check Point Advisories

Samba Denial of Service (CVE-2019-12436)

Check Point Reference: CPAI-2019-1671
Date Published: 5 Mar 2020
Severity: Medium
Last Updated: Thursday 05 March, 2020
Source:
Industry Reference:CVE-2019-12436
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Samba 4.10.x prior to 4.10.5
Vulnerability Description A denial-of-service vulnerability exists in Samba. Successful exploitation of this vulnerability would allow a remote attacker to create a denial of service condition on the affected system.

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 Samba Denial of Service (CVE-2019-12436) 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:  Web Server Enforcement Violation.
Attack Information:  Samba Denial of Service (CVE-2019-12436)

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