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Operational Technology

2 GoKawiil briefs on this topic

TDengine Patches Zero-Day Letting One Packet Crash OT Servers

Ridge Security disclosed CVE-2026-42542, a high-severity flaw in the open-source TDengine time-series database used across manufacturing, energy, automotive and IoT sectors. The bug lets an unauthenticated attacker crash a vulnerable server with a single crafted network packet; TDengine has released version 3.4.1.6 to fix versions 3.4.0.0 through 3.4.1.5.

darkreading.com · 2026-09-28

CISA and FBI Urge Clearer Crisis Communication During Cyber Outages

CISA, the FBI and international partners published a joint advisory this month titled 'Communicating Under Pressure: Best Practices for Service Providers,' addressing poor communication during IT and OT outages. The guidance calls on companies to move away from PR-driven messaging and instead give users transparent, actionable updates about root causes and expected impacts during disruptions.

darkreading.com · 2026-09-11