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Critical Vulnerability Could Have Allowed Hackers to Disrupt Traffic Lights

A critical vulnerability affecting traffic light controllers made by SWARCO could have been exploited by hackers to disrupt a city’s traffic lights.

Researchers at ProtectEM, a Germany-based company that provides cybersecurity guidance and solutions for industrial and embedded systems, discovered that SWARCO’s CPU LS4000 traffic light controllers are vulnerable to attacks due to an open port designed for debugging.

Source: Critical Vulnerability Could Have Allowed Hackers to Disrupt Traffic Lights | SecurityWeek.Com

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