What’s Vulnerable › Vulnerabilities

CVE-2018-7240

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-04-18 · updated 2026-06-17
• Weakness: CWE-787

Description

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.

Affected products

• Schneider-Electric 140Cpu31110 Firmware: all versions
• Schneider-Electric 140Cpu31110C Firmware: all versions
• Schneider-Electric 140Cpu43412U Firmware: all versions
• Schneider-Electric 140Cpu43412Uc Firmware: all versions
• Schneider-Electric 140Cpu65150 Firmware: all versions
• Schneider-Electric 140Cpu65150C Firmware: all versions
• Schneider-Electric 140Cpu65160 Firmware: all versions
• Schneider-Electric 140Cpu65160C Firmware: all versions
• Schneider-Electric 140Cpu65160S Firmware: all versions
• Schneider-Electric 140Cpu65260 Firmware: all versions
• Schneider-Electric 140Cpu65260C Firmware: all versions
• Schneider-Electric 140Cpu65860 Firmware: all versions
• Schneider-Electric 140Cpu65860C Firmware: all versions

References

• http://www.securityfocus.com/bid/103541
• https://ics-cert.us-cert.gov/advisories/ICSA-18-086-01
• https://www.schneider-electric.com/en/download/document/SEVD-2018-081-01/
• http://www.securityfocus.com/bid/103541
• https://ics-cert.us-cert.gov/advisories/ICSA-18-086-01
• https://www.schneider-electric.com/en/download/document/SEVD-2018-081-01/

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