8.8
CWE
787
Advisory Published
Updated

CVE-2020-7563

First published: Wed Nov 18 2020(Updated: )

A CWE-787: Out-of-bounds Write vulnerability exists in the Web Server on Modicon M340, Modicon Quantum and Modicon Premium Legacy offers and their Communication Modules (see notification for details) which could cause corruption of data, a crash, or code execution when uploading a specially crafted file on the controller over FTP.

Credit: cybersecurity@se.com

Affected SoftwareAffected VersionHow to fix
schneider-electric Modicon tsxety4103
schneider-electric Modicon TSXETY4103 Firmware
Schneider Electric Modicon TSXETY5103 Firmware
Schneider Electric Modicon TSXETY5103 Firmware
Schneider Electric Modicon TSXP574634 Firmware
Schneider Electric Modicon TSXP574634 Firmware
Modicon TSXP575634
Modicon TSXP575634
Schneider Electric Modicon TSXP576634
schneider-electric Modicon tsxp576634 firmware
Schneider Electric Modicon Quantum Firmware
Schneider-electric Quantum Ethernet Module 140noe77101
schneider-electric Modicon Quantum 140noe77111 firmware
Modicon Quantum 140NOE77111
Modicon Quantum 140noc78100
Modicon Quantum 140noc78100
Schneider Electric Modicon Quantum Firmware
schneider-electric Modicon Quantum 140cpu65150 firmware
Schneider Electric Modicon Quantum 140CPU65160C Firmware
schneider-electric Modicon Quantum 140cpu65150c firmware
schneider-electric Modicon Quantum 140cpu65160c
Schneider Electric Modicon Quantum 140CPU65160C Firmware
schneider-electric Modicon Quantum 140cpu65160 firmware
schneider-electric Modicon Quantum 140cpu65160c
Schneider Electric Modicon M340 Firmware
Modicon M340
Schneider Electric Modicon M340 BMX P34-2030 Firmware
Schneider Electric Modicon M340
schneider-electric Modicon M340
Schneider Electric Modicon M340 BMXNOC0401
Schneider Electric Modicon M340 BMX NOE 0100 Firmware
Schneider Electric Modicon M340 BMX NOE 0100 Firmware
Schneider Electric Modicon M340 BMX NOE 0100H Firmware
Schneider Electric Modicon M340 BMX NOE 0100H Firmware
schneider-electric Modicon M340
Schneider Electric Modicon M340 BMX NOE 0110H
Schneider Electric Modicon M340 BMX NOE 0110H Firmware
Schneider Electric Modicon M340 BMX NOE 0110H
Schneider Electric Modicon M340 BMX NOR 0200H Firmware
Schneider Electric Modicon M340

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Frequently Asked Questions

  • What is the severity of CVE-2020-7563?

    CVE-2020-7563 is classified as a critical severity vulnerability due to its potential for data corruption, crashes, and code execution.

  • How do I fix CVE-2020-7563?

    To fix CVE-2020-7563, users should update their affected Schneider Electric Modicon devices with the latest firmware versions.

  • Which devices are affected by CVE-2020-7563?

    CVE-2020-7563 affects Modicon M340, Modicon Quantum, and Modicon Premium legacy systems and their communication modules.

  • What can happen if CVE-2020-7563 is exploited?

    Exploiting CVE-2020-7563 may lead to data corruption, system crashes, or unauthorized code execution on affected devices.

  • Is CVE-2020-7563 publicly known?

    Yes, CVE-2020-7563 is publicly disclosed and reported in the Common Vulnerabilities and Exposures database.

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