CVE-2025-3116

Description

CWE-20: Improper Input Validation vulnerability exists that could cause Denial of Service when an authenticated malicious user sends special malformed HTTPS request containing improper formatted body data to the controller.

Category

7.1
CVSS
Severity: High
CVSS 4.0 •
CVSS 3.1 •
EPSS 0.04%
Affected: Schneider Electric Modicon Controllers M241/M251
Affected: Schneider Electric Modicon Controllers M258 / LMC058
Published at:
Updated at:

References

Link Tags
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2025-161-02&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2025-161-02.pdf

Frequently Asked Questions

What is the severity of CVE-2025-3116?
CVE-2025-3116 has been scored as a high severity vulnerability.
How to fix CVE-2025-3116?
To fix CVE-2025-3116, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-3116 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-3116 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-3116?
CVE-2025-3116 affects Schneider Electric Modicon Controllers M241/M251, Schneider Electric Modicon Controllers M258 / LMC058.
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