Check Point Advisories

Microsoft Exchange Memory Corruption (CVE-2020-16875)

Vulnerability
Protection

Check Point Reference:	CPAI-2020-0870
Date Published:	21 Sep 2020
Severity:	High
Last Updated:	Monday 21 September, 2020
Source:
Industry Reference:	CVE-2020-16875
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Exchange prior to 09/20
Vulnerability Description	A memory corruption vulnerability exists in Microsoft Exchange. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code 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

In the IPS tab, click Protections and find the Microsoft Exchange Memory Corruption (CVE-2020-16875) 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 Exchange Memory Corruption (CVE-2020-16875)