high
8.8
CWE
787
Advisory Published
Updated

CVE-2018-7240

First published: Wed Apr 18 2018(Updated: )

A vulnerability exists in Schneider Electric's Modicon Quantum in all versions of the communication modules which could allow arbitrary code execution. An FTP command used to upgrade the firmware of the module can be misused to cause a denial of service, or in extreme cases, to load a malicious firmware.

Credit: cybersecurity@se.com

Affected SoftwareAffected VersionHow to fix
Schneider-electric 140cpu65150 Firmware
Schneider-electric 140cpu65150
Schneider-electric 140cpu31110 Firmware
Schneider-electric 140cpu31110
Schneider-electric 140cpu43412u Firmware
Schneider-electric 140cpu43412u
Schneider-electric 140cpu65160 Firmware
Schneider-electric 140cpu65160
Schneider-electric 140cpu65260 Firmware
Schneider-electric 140cpu65260
Schneider-electric 140cpu65860 Firmware
Schneider-electric 140cpu65860
Schneider-electric 140cpu65160s Firmware
Schneider-electric 140cpu65160s
Schneider-electric 140cpu65150c Firmware
Schneider-electric 140cpu65150c
Schneider-electric 140cpu31110c Firmware
Schneider-electric 140cpu31110c
Schneider-electric 140cpu43412uc Firmware
Schneider-electric 140cpu43412uc
Schneider-electric 140cpu65160c Firmware
Schneider-electric 140cpu65160c
Schneider-electric 140cpu65260c Firmware
Schneider-electric 140cpu65260c
Schneider-electric 140cpu65860c Firmware
Schneider-electric 140cpu65860c

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Reference Links

Frequently Asked Questions

  • What is CVE-2018-7240?

    CVE-2018-7240 is a vulnerability in Schneider Electric's Modicon Quantum communication modules that allows arbitrary code execution.

  • How severe is CVE-2018-7240?

    CVE-2018-7240 has a severity score of 8.8 out of 10, indicating a high severity vulnerability.

  • Which software versions are affected by CVE-2018-7240?

    CVE-2018-7240 affects all versions of Schneider Electric's Modicon Quantum communication modules.

  • How can CVE-2018-7240 be exploited?

    CVE-2018-7240 can be exploited by misusing an FTP command used for firmware upgrade to cause a denial of service or load a malicious firmware.

  • Where can I find more information about CVE-2018-7240?

    More information about CVE-2018-7240 can be found at the following references: http://www.securityfocus.com/bid/103541, https://ics-cert.us-cert.gov/advisories/ICSA-18-086-01, and https://www.schneider-electric.com/en/download/document/SEVD-2018-081-01/

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