CVE-2024-11737

Severity Score

9.3

*CVSS v4

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

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.

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.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Attack Requirements

None

Privileges Required

None

User Interaction

None

System

Vulnerable | Subsequent

Confidentiality

High

None

Integrity

High

None

Availability

High

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Total

* Organization's Worst-case Scenario

Timeline

2024-11-26 CVE Reserved
2024-12-11 CVE Published
2024-12-11 CVE Updated
2025-04-12 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

References (1)

URL	Tag	Source
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

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Schneider Electric Search vendor "Schneider Electric"		Modicon Controllers M241 / M251 Search vendor "Schneider Electric" for product "Modicon Controllers M241 / M251"				<= Search vendor "Schneider Electric" for product "Modicon Controllers M241 / M251" and version " <= "		en		Affected
Schneider Electric Search vendor "Schneider Electric"		Modicon Controllers M258 / LMC058 Search vendor "Schneider Electric" for product "Modicon Controllers M258 / LMC058"				<= Search vendor "Schneider Electric" for product "Modicon Controllers M258 / LMC058" and version " <= "		en		Affected