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Check Point Advisories

Schneider Electric IGSSupdateservice Directory Traversal (CVE-2020-7478)

Check Point Reference: CPAI-2020-0307
Date Published: 27 Apr 2020
Severity: High
Last Updated: Monday 27 April, 2020
Industry Reference:CVE-2020-7478
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? IGSS
Vulnerability Description A directory traversal vulnerability exists in Schneider Electric IGSS SCADA System. The vulnerability is due to improper handling of a user-supplied path in IGSSupdateservice service.

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 Schneider Electric IGSSupdateservice Directory Traversal (CVE-2020-7478) 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:  Schneider Electric IGSSupdateservice Directory Traversal (CVE-2020-7478)

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