CVE-2024-12399

Name: CVE-2024-12399
Creator: NVD / NIST
Published: 2025-01-17T10:15:06.697+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.17%

Last modified Jun 17, 2026

CVE-2024-12399 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel vulnerability exists that could cause partial loss of confidentiality, loss of integrity and availability of the HMI when attacker performs man in the middle attack by intercepting the communication.. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel vulnerability exists that could cause partial loss of confidentiality, loss of integrity and availability of the HMI when attacker performs man in the middle attack by intercepting the communication.

Metrics

CVSS 3.1

7.1/10

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

CVSS 4.0

6.1/10

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.17%

6.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-924

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2025-014-02&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2025-014-02.pdf

Timeline

Published: Jan 17, 2025
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2024-12399?

How severe is CVE-2024-12399?

CVE-2024-12399 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.

How do I fix CVE-2024-12399?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-12399?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST