high
8.1
CWE
924
Advisory Published
Updated

CVE-2023-6408

First published: Wed Feb 14 2024(Updated: )

CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel vulnerability exists that could cause a denial of service and loss of confidentiality, integrity of controllers when conducting a Man in the Middle attack.

Credit: cybersecurity@se.com

Affected SoftwareAffected VersionHow to fix
All of
Schneider Electric Modicon M340 BMXP341000 Firmware<3.60
Schneider Electric Modicon M340 BMXP341000
All of
Schneider Electric Modicon M340 BMXP341000H Firmware<3.60
Schneider Electric Modicon M340 BMXP341000H
All of
Schneider Electric Modicon M340 BMXP342000 Firmware<3.60
Schneider Electric Modicon M340 BMXP342000 Firmware
All of
Schneider Electric Modicon M340 BMXP342010 Firmware<3.60
Schneider Electric Modicon M340 BMXP342010 Firmware
All of
Schneider Electric Modicon M340 BMXP3420102 Firmware<3.60
Schneider Electric Modicon M340 BMXP3420102
All of
Schneider Electric Modicon M340 BMXP3420102CL Firmware<3.60
Schneider Electric Modicon M340 BMXP3420102CL Firmware
All of
Schneider Electric Modicon M340 BMXP342020 Firmware<3.60
Schneider Electric Modicon M340 BMXP342020
All of
Schneider Electric Modicon M340 BMXP342020H Firmware<3.60
Schneider Electric Modicon M340 BMXP342020H
All of
Schneider Electric Modicon M340 BMXP342030 Firmware<3.60
Schneider Electric Modicon M340 BMXP342030H
All of
Schneider Electric Modicon M340 BMXP3420302 Firmware<3.60
Schneider Electric Modicon M340 BMXP3420302 Firmware
All of
Schneider Electric Modicon M340 BMXP3420302 Firmware<3.60
Schneider Electric Modicon M340 BMXP3420302CL
All of
Schneider Electric Modicon M340 BMXP3420302H Firmware<3.60
Schneider Electric Modicon M340 BMXP3420302H Firmware
All of
Schneider Electric Modicon M340 BMXP342030H Firmware<3.60
Schneider Electric Modicon M340 BMXP342030H
All of
Schneider Electric Modicon M580 BMEP581020<4.20
Schneider Electric Modicon M580 BMEP581020
All of
Schneider Electric Modicon M580 BMEP581020H firmware<4.20
Modicon M580
All of
Schneider Electric Modicon M580 BMEP582020 Firmware<4.20
Modicon M580
All of
Schneider Electric Modicon M580 Firmware<4.20
Modicon M580
All of
Schneider Electric Modicon M580 BMEP582040 Firmware<4.20
schneider-electric Modicon M580
All of
Modicon M580<4.20
schneider-electric Modicon M580
All of
Schneider Electric Modicon M580 BMEP582040 Firmware<4.21
Schneider Electric Modicon M580 BMEP582040S
All of
Schneider Electric Modicon M580 BMEP583020 Firmware<4.20
Schneider Electric Modicon M580 BMEP583020
All of
Schneider Electric Modicon M580 BMEP583040 Firmware<4.20
Schneider Electric Modicon M580 BMEP583040
All of
Schneider Electric Modicon M580 BMEP584040 Firmware<4.20
Schneider Electric Modicon M580 BMEP584040 Firmware
All of
Schneider Electric Modicon M580 BMEP584020 Firmware<4.20
Schneider Electric Modicon M580 BMEP584020 Firmware
All of
Schneider Electric Modicon M580 BMEP584040S Firmware<4.21
Schneider Electric Modicon M580 BMEP584040S Firmware
All of
schneider-electric Modicon M580 BMEP585040C Firmware<4.20
schneider-electric Modicon M580 BMEP585040C Firmware
All of
Schneider Electric OPC UA Module for M580 Firmware<4.20
Modicon M580
All of
Schneider Electric Modicon M580<4.20
schneider-electric modicon m580 bmep586040 firmware
All of
Schneider Electric Modicon M580 BMEP586040C firmware<4.20
schneider-electric Modicon M580 bmep586040c firmware
All of
Schneider Electric Modicon M580 BMEH582040 Firmware<4.20
schneider-electric Modicon M580
All of
Schneider Electric Modicon M580 Firmware<4.20
Modicon M580
All of
Schneider Electric Modicon M580 BMEH584040 Firmware<4.20
schneider-electric Modicon M580 bmeh584040c
All of
Schneider Electric Modicon M580 Firmware<4.21
Modicon M580
All of
Modicon M580<4.20
Schneider Electric Modicon M580
All of
Schneider Electric Modicon M580 BMEH584040S Firmware<4.21
Schneider Electric Modicon M580 BMEH584040S Firmware
All of
Schneider Electric Modicon M580<4.20
Schneider Electric Modicon M580
All of
Schneider Electric Modicon M580 Firmware<4.20
Modicon M580
All of
Schneider Electric Modicon M580 Firmware<4.21
Schneider Electric Modicon M580
All of
Schneider Electric Modicon MC80
schneider-electric modicon mc80 bmkc8020301 firmware
All of
Modicon MC80 Firmware
Modicon MC80 Firmware
All of
Schneider Electric Modicon MC80
Modicon MC80 Firmware
All of
Schneider Electric Modicon Momentum 171CBU78090
Schneider Electric Modicon Momentum 171CBU78090
All of
Schneider Electric Modicon Momentum 171CBU98090
Schneider Electric Modicon Momentum 171CBU98090
All of
Schneider Electric Modicon Momentum 171CBU98091 Firmware
Schneider Electric Modicon Momentum 171CBU98091 Firmware
EcoStruxure Control Expert<16.0
Schneider Electric EcoStruxure Process Expert<2023

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2023-6408?

    CVE-2023-6408 is considered to have a high severity due to its potential to cause denial of service and compromise the confidentiality and integrity of controllers.

  • How do I fix CVE-2023-6408?

    To fix CVE-2023-6408, it is recommended to update the affected Schneider Electric Modicon firmware to versions higher than 3.60 or 4.20 as applicable.

  • What types of devices are affected by CVE-2023-6408?

    CVE-2023-6408 affects several models of Schneider Electric Modicon controllers, including Modicon M340 and Modicon M580 with specific firmware versions.

  • What could happen if CVE-2023-6408 is exploited?

    Exploiting CVE-2023-6408 could allow an attacker to conduct a Man in the Middle attack, leading to loss of service and data integrity.

  • Is there a workaround for CVE-2023-6408?

    Currently, no official workarounds have been provided for CVE-2023-6408 other than applying the recommended firmware updates.

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