Staying Safe in Times of Cyber Uncertainty
Check Point Advisories

Advantech WebAccess SCADA Heap-based Buffer Overflow

Check Point Reference: CPAI-2020-0277
Date Published: 27 Apr 2020
Severity: High
Last Updated: Monday 07 March, 2022
Source:
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Advantech WebAccess 8.4.3 and prior
Vulnerability Description A heap-based buffer overflow vulnerability exists in Advantech WebAccess. Successful exploitation of this vulnerability will allow remote attackers 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 R81 / R80 / R77 / R75

  1. In the IPS tab, click Protections and find the Advantech WebAccess SCADA Heap-based Buffer Overflow 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:  SCADA Protection Violation.
Attack Information:  Advantech WebAccess SCADA Heap-based Buffer Overflow

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