Risky Bulletin Risky Bulletin: Radio equipment vulnerability can bring trains to sudden stops
Jul 14, 2025
Explore alarming vulnerabilities in radio equipment that could cause trains to halt unexpectedly. Discover how researchers are battling a Lazarus crypto attack and the implications of Spain allowing Huawei to control its phone wiretapping system. Learn about ongoing threats like CitrixBleed 2 and critical flaws in technology systems that put major infrastructures at risk. Stay informed about the evolving landscape of cybersecurity and the necessary updates to combat these issues.
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Unauthenticated Train Brake Vulnerability
- Emergency brakes on North American trains can be remotely activated via radio without authentication.
- This vulnerability affects end of train devices and could cost billions to fix.
Huawei Wiretapping Control in Spain
- Spain gave Huawei control over its phone wiretapping system despite US and EU espionage concerns.
- Huawei is excluded from many European 5G projects but still trusted for sensitive surveillance tasks in Spain.
Foiling North Korean Crypto Attack
- Researchers detected and stopped a backdoor allowing hackers to steal $10 million from smart contracts.
- The attack was believed to be by North Korean hackers targeting the crypto community.