Schneider Electric Modicon M241, M251, and M262

Summary

CISA has issued an alert regarding a Denial-of-Service vulnerability (CVE-2025-13901) in Schneider Electric's Modicon M241, M251, and M262 programmable logic controllers. Successful exploitation could allow an unauthenticated attacker to occupy active communication channels, leading to a partial DoS condition.

IFF Assessment

FOE

This vulnerability, if exploited, can disrupt the normal operation of critical industrial control systems, posing a risk to operational continuity.

Severity

5.3 Medium

Defender Context

This vulnerability impacts Industrial Control Systems (ICS) and Operational Technology (OT) environments, which are critical for sectors like manufacturing and energy. Defenders should prioritize patching or applying mitigations for affected Schneider Electric Modicon controllers to prevent potential service disruptions.

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