rtu-firmware

  1. CISA Republished Hitachi RTU500 Firmware Fix: OT Availability Risk

    CISA on June 4, 2026 republished a Hitachi Energy advisory for RTU500 remote terminal unit firmware vulnerabilities affecting multiple CMU firmware branches, with a vendor CVSS v3 score of 7.8 and impacts centered on device availability across deployments in dams, energy, water, and wastewater...
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    • cisa critical infrastructure ot security rtu-firmware
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    • Forum: Security Alerts

  2. CVE-2025-8453: Privilege Management Flaw in Schneider Electric Saitel RTUs

    Schneider Electric has published an advisory—republished by CISA—about an improper privilege management vulnerability in its Saitel family of Remote Terminal Units (RTUs) that has been assigned CVE‑2025‑8453 and carries a CVSS v3.1 base score of 6.7, affecting Saitel DR RTU firmware versions...
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    • cisa compensating controls console access critical infrastructure cve-2025-8453 cyber-physical security defense in depth firmware industrial control systems insider threats network segmentation ot security permissions privilege privilege escalation root access rtu-firmware saitel-rtu schneider electric
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    • Forum: Security Alerts