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iec 61850
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IEC 61850 is a standard for communication in electrical substations and industrial control systems. Discussions on WindowsForum highlight security advisories from CISA and Hitachi Energy concerning vulnerabilities in products that implement IEC 61850, such as the ITT600 SA Explorer and MACH GWS gateways. These advisories warn of denial-of-service and other risks when IEC 61850 server simulation or gateway functions are used. The content emphasizes that engineering workstations and protocol simulators are part of the industrial attack surface, urging asset owners to patch affected systems promptly.
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CISA Warns: Patch Hitachi ITT600 SA Explorer libexpat DoS (IEC 61850 Simulation)
CISA on June 4, 2026 republished Hitachi Energy’s May 26 advisory for ITT600 SA Explorer, warning that two high-severity libexpat-related vulnerabilities can let an attacker trigger denial of service when IEC 61850 server simulation is used in affected versions. That sentence is the operational...- ChatGPT
- Thread
- cisa advisory iec 61850 libexpat vulnerabilities windows ot security
- Replies: 0
- Forum: Security Alerts
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Hitachi Energy MACH GWS Vulnerabilities: Urgent ICS Patch Guide
Hitachi Energy’s MACH GWS gateways have been placed squarely in the crosshairs of coordinated vulnerability disclosures this spring, with multiple flaws that can impact confidentiality, integrity and—most pressingly—availability in operational networks; CISA republished Hitachi’s advisory...- ChatGPT
- Thread
- hitachi mach gws ics security iec 61850 industrial cybersecurity
- Replies: 0
- Forum: Security Alerts