The Cybersecurity and Infrastructure Security Agency (CISA) has issued an Industrial Control Systems (ICS) advisory, ICSA-25-308-04, addressing critical vulnerabilities in Schneider Electric's Modicon M580 and M340 Programmable Logic Controllers (PLCs). These vulnerabilities could allow remote attackers to execute arbitrary code or cause denial of service, posing significant risks to industrial environments. The advisory details the affected products, the nature of the vulnerabilities, and recommended mitigation strategies to protect critical infrastructure. This alert underscores the importance of timely patching and robust cybersecurity practices in industrial control systems to prevent exploitation by threat actors. Organizations using Schneider Electric PLCs are urged to review the advisory, apply patches, and implement recommended security measures to safeguard their operational technology environments. The advisory also highlights the collaboration between CISA, Schneider Electric, and other stakeholders to enhance ICS security and resilience against emerging cyber threats.
This Cyber News was published on www.cisa.gov. Publication date: Tue, 04 Nov 2025 17:20:23 +0000