Check Point Advisories

Microsoft Windows CryptoAPI Spoofing (CVE-2020-0601)

Check Point Reference: CPAI-2020-0019
Date Published: 16 Jan 2020
Severity: High
Last Updated: Thursday 16 January, 2020
Source: Microsoft CVE-2020-0601
Industry Reference:CVE-2020-0601
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? Windows 10
Windows Server 2016
Windows Server 2019
Vulnerability Description A spoofing vulnerability exists in the way Windows CryptoAPI validates Elliptic Curve Cryptography (ECC) certificates. An attacker could exploit the vulnerability by using a spoofed code-signing certificate to sign a malicious executable, making it appear as if the file was from a trusted source. Successful exploitation could allow the attacker to conduct man-in-the-middle attacks and decrypt confidential information on user connections to the affected software. Aka 'Windows CryptoAPI Spoofing Vulnerability'.

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 Microsoft Windows CryptoAPI Spoofing (CVE-2020-0601) 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:  Content Protection Violation.
Attack Information:  Microsoft Windows CryptoAPI Spoofing (CVE-2020-0601)

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