What’s Vulnerable › Vulnerabilities

CVE-2024-11737

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-12-11 · updated 2026-06-17
• Weakness: CWE-20

Description

CWE-20: Improper Input Validation vulnerability exists that could lead to a denial of service and a loss of confidentiality, integrity of the controller when an unauthenticated crafted Modbus packet is sent to the device.

Affected products

• Schneider Electric Modicon Controllers M241 / M251: all versions
• Schneider Electric Modicon Controllers M258 / LMC058: all versions

References

• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2024-345-03&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2024-345-03.pdf

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