WAGO security advisory

Number: AV19-083
Date: 18 April 2019

WAGO has released security updates to address vulnerabilities affecting its Series 750-88x and 750-87x, programmable logic controllers. These devices are susceptible to compromise CompromiseThe intentional or unintentional disclosure of information, which adversely impacts its confidentiality, integrity, or availability. using hard-coded credentials. A malicious remote actor could exploit this 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. to take control of the devices and change settings or alter the programming of the devices.

The following versions of Series 750-88x and 750-87x, programmable logic controllers, are affected:

• Series 750-88x
  • 750-330 firmware versions prior to FW14
  • 750-352 firmware versions prior to FW14
  • 750-829 firmware versions prior to FW14
  • 750-831 firmware versions prior to FW14
  • 750-852 firmware versions prior to FW14
  • 750-880 firmware versions prior to FW14
  • 750-881 firmware versions prior to FW14
  • 750-882 firmware versions prior to FW14
  • 750-884 firmware versions prior to FW14
  • 750-885 firmware versions prior to FW14
  • 750-889 firmware versions prior to FW14
•  
• Series 750-87x
  • 750-830 firmware versions prior to FW06
  • 750-849 firmware versions prior to FW08
  • 750-871 firmware versions prior to FW11
  • 750-872 firmware versions prior to FW07
  • 750-873 firmware versions prior to FW07

CCCS encourages users and administrators to review the WAGO Security Advisory and apply the necessary updates:

https://www.wago.com/de/download/public/Sicherheitshinweis-SA-SYS-2019-001/SA-SYS-2019-001.pdf

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.