Check Point Advisories

ABB MicroSCADA Wserver Command Execution

Vulnerability
Protection

Check Point Reference:	CPAI-2013-3749
Date Published:	6 Jan 2014
Severity:	High
Last Updated:	Wednesday 22 January, 2025
Source:
Protection Provided by:	Security Gateway R75
Who is Vulnerable?	ABB MicroSCADA Prior to 9.3 FP2 Hotfix 2
Vulnerability Description	A command execution vulnerability has been reported in ABB MicroSCADA.
Vulnerability Details	The vulnerability is due to insufficient user authentication by the wserver.exe program when accepting remote execution calls. A remote, unauthenticated attacker can exploit this vulnerability to execute arbitrary commands on the target system within the security context of wserver.exe process.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

In order for the protection to be activated, update your product to the latest update. For information on how to update , go to SBP-2006-05, Protection tab and select the version of your choice.

Security Gateway R75 / R71 / R70

In the IPS tab, click Protections and find the ABB MicroSCADA Wserver Command Execution protection using the Search tool and Edit the protection's settings.
Install policy on all modules.

SmartView Tracker will log the following entries:
Attack Name: SCADA Protection Violation
Attack Information: ABB MicroSCADA Wserver Command Execution