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    CVE-2020-7477

    A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Quantum Ethernet Network module 140NOE771x1 (Versions 7.0 and prior), Quantum processors with integrated Ethernet – 140CPU65xxxxx (all Versions), and Premium processors with integrated Ethernet (all Versions), which could cause a Denial of Service when sending a specially crafted command over Modbus.

    Published:Mar 23, 2020
    Last Modified:May 28, 2026
    EPS:Mar 23, 2020
    EPSS Score:0.00536
    CVSS Score:7.5

    Affected Products

    Vendor
    Schneider-electric
    Product
    140cpu65150
    Vendor
    Schneider-electric
    Product
    140cpu65150 Firmware
    Vendor
    Schneider-electric
    Product
    140cpu65160
    Vendor
    Schneider-electric
    Product
    140cpu65160 Firmware
    Vendor
    Schneider-electric
    Product
    140cpu65160s
    Vendor
    Schneider-electric
    Product
    140cpu65160s Firmware
    Vendor
    Schneider-electric
    Product
    140cpu65260
    Vendor
    Schneider-electric
    Product
    140cpu65260 Firmware
    Vendor
    Schneider-electric
    Product
    140cpu65860
    Vendor
    Schneider-electric
    Product
    140cpu65860 Firmware
    Vendor
    Schneider-electric
    Product
    140cpu67060
    Vendor
    Schneider-electric
    Product
    140cpu67060 Firmware
    Vendor
    Schneider-electric
    Product
    140cpu67160
    Vendor
    Schneider-electric
    Product
    140cpu67160 Firmware
    Vendor
    Schneider-electric
    Product
    140cpu67160s
    Vendor
    Schneider-electric
    Product
    140cpu67160s Firmware
    Vendor
    Schneider-electric
    Product
    140cpu67260
    Vendor
    Schneider-electric
    Product
    140cpu67260 Firmware
    Vendor
    Schneider-electric
    Product
    140cpu67261
    Vendor
    Schneider-electric
    Product
    140cpu67261 Firmware
    Vendor
    Schneider-electric
    Product
    140cpu67861
    Vendor
    Schneider-electric
    Product
    140cpu67861 Firmware
    Vendor
    Schneider-electric
    Product
    140noe77101
    Vendor
    Schneider-electric
    Product
    140noe77101 Firmware
    Vendor
    Schneider-electric
    Product
    140noe77111
    Vendor
    Schneider-electric
    Product
    140noe77111 Firmware
    Vendor
    Schneider-electric
    Product
    Tsxh5724m
    Vendor
    Schneider-electric
    Product
    Tsxh5724m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxh5744m
    Vendor
    Schneider-electric
    Product
    Tsxh5744m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp57104m
    Vendor
    Schneider-electric
    Product
    Tsxp57104m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp57154m
    Vendor
    Schneider-electric
    Product
    Tsxp57154m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp571634m
    Vendor
    Schneider-electric
    Product
    Tsxp571634m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp57204m
    Vendor
    Schneider-electric
    Product
    Tsxp57204m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp57254m
    Vendor
    Schneider-electric
    Product
    Tsxp57254m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp572634m
    Vendor
    Schneider-electric
    Product
    Tsxp572634m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp57304m
    Vendor
    Schneider-electric
    Product
    Tsxp57304m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp573634m
    Vendor
    Schneider-electric
    Product
    Tsxp573634m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp57454m
    Vendor
    Schneider-electric
    Product
    Tsxp57454m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp574634m
    Vendor
    Schneider-electric
    Product
    Tsxp574634m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp57554m
    Vendor
    Schneider-electric
    Product
    Tsxp57554m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp575634m
    Vendor
    Schneider-electric
    Product
    Tsxp575634m Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp576634m
    Vendor
    Schneider-electric
    Product
    Tsxp576634m Firmware

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High