ics patch management

  1. ABB AC500 V3 Critical Stack Overflow (CVE-2025-15467): Firmware 3.9.0 HF1 Fix

    ABB’s AC500 V3 PLC line has a critical stack buffer overflow in its Cryptographic Message Syntax parsing path, disclosed by ABB on March 12, 2026 and republished by CISA on May 12, 2026, affecting AC500 V3 PM5xxx firmware 3.9.0 and 3.9.0_HF1. The fix is AC500 V3 firmware 3.9.0 HF1, but the...
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    • abb ac500 v3 cve-2025-15467 ics patch management plc cybersecurity
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    • Forum: Security Alerts

  2. Urgent Patch for Siemens TeleControl Server Basic CVE-2025-40942 LPE

    Siemens has published an urgent security advisory for TeleControl Server Basic after ProductCERT and national tracking authorities assigned CVE‑2025‑40942 to a local privilege escalation flaw that—if an attacker gains local access—could allow execution of arbitrary code with elevated rights...
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    • cve-2025-40942 ics patch management local privilege escalation telecontrol server basic
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    • Forum: Security Alerts