[Control systems] Rockwell Automation security advisory

Number: AV21-095
Date: 26 February 2021

On 26 February 2021 ICS-CERT published an ICS Advisory to highlight a vulnerability VulnerabilityA flaw or weakness in the design or implementation of an information system or its environment that could be exploited to adversely affect an organization's assets or operations. in the following products:

•      RSLogix 5000 - versions 16 to 20
•      Studio 5000 Logix Designer - version 21 and later
•      CompactLogix 1768
•      CompactLogix 1769
•      CompactLogix 5370
•      CompactLogix 5380
•      CompactLogix 5480
•      ControlLogix 5550
•      ControlLogix 5560
•      ControlLogix 5570
•      ControlLogix 5580
•      DriveLogix 5560
•      DriveLogix 5730
•      DriveLogix 1794-L34
•      Compact GuardLogix 5370
•      Compact GuardLogix 5380
•      GuardLogix 5570
•      GuardLogix 5580
•      SoftLogix 5800

Exploitation could allow a remote unauthenticated actor to connect Logix controllers, or enable an unauthorized third-party tool to alter the controller’s configuration and/or application code.

The Cyber Centre encourages users and administrators to review the provided web link, perform the suggested mitigations and apply the necessary updates.

ICS Advisory (ICSA-21-056-03)
https://us-cert.cisa.gov/ics/advisories/icsa-21-056-03

Note to Readers

The Canadian Centre for Cyber Security Cyber securityThe protection of digital information, as well as the integrity of the infrastructure housing and transmitting digital information. More specifically, cyber security includes the body of technologies, processes, practices and response and mitigation measures designed to protect networks, computers, programs and data from attack, damage or unauthorized access so as to ensure confidentiality, integrity and availability. (Cyber Centre) operates as part of the Communications Security Establishment.  We are Canada’s national authority on cyber security and we lead the government’s response to cyber security events. As Canada's national computer security incident response team, the Cyber Centre works in close collaboration with government departments, critical infrastructure Critical infrastructureProcesses, systems, facilities, technologies, networks, assets, and services essential to the health, safety, security, or economic well-being of Canadians and the effective functioning of government. Critical infrastructure can be stand-alone or interconnected and interdependent within and across provinces, territories, and national borders. Disruptions of critical infrastructure could result in catastrophic loss of life, adverse economic effects, and significant harm to public confidence. , Canadian businesses and international partners to prepare for, respond to, mitigate, and recover from cyber events. We do this by providing authoritative advice and support, and coordinating information sharing and incident response. The Cyber Centre is outward-facing, welcoming partnerships that help build a stronger, more resilient cyber space in Canada.