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vulnerability cve-2025-3450

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The vulnerability CVE-2025-3450 affects ABB B&R Automation Runtime versions before 6.3 and Q4.93, specifically the System Diagnostics Manager web interface. An unauthenticated network attacker can exploit this flaw to delete data and cause denial-of-service conditions. The advisory was republished by CISA on May 26, 2026, based on ABB's original notice. This vulnerability highlights the risk of retaining diagnostic web interfaces in industrial environments, where operational convenience often conflicts with security best practices. Discussions on WindowsForum.com focus on the implications for industrial control systems and the challenge of balancing usability with least privilege.
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    CVE-2025-3450: ABB B&R SDM Web Interface Flaw Enables DoS Without Auth

    CISA republished ABB’s B&R advisory on May 26, 2026, warning that CVE-2025-3450 can let an unauthenticated network attacker abuse the System Diagnostics Manager in affected Automation Runtime versions before 6.3 and Q4.93 to delete data and trigger denial-of-service conditions. The uncomfortable...
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    • abb b&r automation runtime industrial cybersecurity ot patch management vulnerability cve-2025-3450
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    • Forum: Security Alerts
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