Posts Tagged ‘modbus’
Modbus Vulnerabilities Used for Cyberattack on a Heating Utility
Heat and Hot Water Disrupted to over 600 buildings, about 100,000 people, for 48 Hours Cyberattack on a Heating Utility A cyberattack on a heating utility (also known as district heating) in the Ukrainian city of Lviv, the largest city in western Ukraine, in January 2024. The malware, named FrostyGoop, is one of the few…
Read MoreDNP3 Cybersecurity Risks: How to Protect ICS & SCADA Systems
DNP3 Cybersecurity Risks Quick Summary DNP3 is widely used in ICS and SCADA but faces significant security gaps, especially in legacy systems. Common threats include man-in-the-middle attacks, packet manipulation, and master impersonation. Legacy compatibility issues mean many systems still lack encryption and authentication. Mitigation requires strong authentication, encryption, integrity protection, and network segmentation. Zero Trust…
Read MoreModbus Security Issues and How to Mitigate Cyber Risks
Key Points Modbus Lacks Fundamental Security: Designed for isolated environments, Modbus protocols (especially Modbus TCP) lack encryption, authentication, access control, and integrity checks, making them highly vulnerable to cyberattacks. Common Vulnerabilities: Issues include default configurations, outdated firmware, absence of logging, susceptibility to replay, MitM, DoS, command injection, insider threats, and poor physical and network security.…
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