The Cybersecurity and Infrastructure Security Agency (CISA) has released ICS Advisory ICSA-25-261-02 addressing critical vulnerabilities in Schneider Electric's Modicon M580 and M340 Programmable Logic Controllers (PLCs). These vulnerabilities could allow an attacker to cause denial of service or execute arbitrary code, potentially disrupting industrial control systems. The advisory provides detailed information on the affected products, the nature of the vulnerabilities, and recommended mitigations to protect critical infrastructure. Schneider Electric is a leading company in industrial automation and control systems, and the vulnerabilities highlight the importance of securing operational technology environments. CISA urges organizations to apply patches and follow best practices to mitigate risks from these vulnerabilities. This advisory is crucial for cybersecurity professionals managing industrial control systems, emphasizing proactive defense against emerging threats in critical infrastructure sectors. The vulnerabilities are identified under CVE-2023-34362 and CVE-2023-34363, underscoring the ongoing need for vigilance in industrial cybersecurity. Trending keywords include industrial control system security, PLC vulnerabilities, Schneider Electric security update, critical infrastructure protection, and ICS patch management. Stay informed and protect your industrial environments by following CISA's guidance and applying necessary security updates promptly.
This Cyber News was published on www.cisa.gov. Publication date: Thu, 18 Sep 2025 16:25:08 +0000