CVE-2024-11737

CRITICAL

Schneider Electric Modicon M241/M251/M258/LMC058 - DoS & Confidentiality Loss via Modbus

Title source: llm

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.

References (1)

Core 1

Core References

Various Sources

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

Scores

CVSS v3 9.8

EPSS 0.0063

EPSS Percentile 45.4%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact total

Details

CWE

CWE-20

Status published

Products (2)

Schneider Electric/Modicon Controllers M241 / M251 All versions

Schneider Electric/Modicon Controllers M258 / LMC058 All versions

Published Dec 11, 2024

Tracked Since Feb 18, 2026