The Cybersecurity and Infrastructure Security Agency (CISA) has released an advisory (ICSA-25-240-03) addressing critical vulnerabilities in Schneider Electric's Modicon M580 and M340 Programmable Logic Controllers (PLCs). These vulnerabilities could allow an attacker to execute arbitrary code, cause denial of service, or gain unauthorized access to industrial control systems, potentially disrupting critical infrastructure operations. The advisory provides detailed information on the affected products, the nature of the vulnerabilities, and recommended mitigation strategies including firmware updates and network segmentation to protect against exploitation. Industrial control system operators and cybersecurity professionals are urged to review the advisory carefully and implement the recommended security measures to safeguard their environments. This advisory highlights the ongoing risks faced by operational technology environments and the importance of proactive vulnerability management in industrial cybersecurity.
This Cyber News was published on www.cisa.gov. Publication date: Thu, 28 Aug 2025 16:00:20 +0000