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    CVE-2020-7537

    A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Legacy Controllers Modicon Quantum & Modicon Premium (see security notifications for affected versions), that could cause denial of service when a specially crafted Read Physical Memory request over Modbus is sent to the controller.

    Published:Dec 11, 2020
    Last Modified:Nov 21, 2024
    EPS:Dec 11, 2020
    EPSS Score:0.00389
    CVSS Score:7.5

    Affected Products

    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp341000
    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp341000 Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp342000
    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp342000 Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp3420102
    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp3420102 Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp3420102cl
    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp3420102cl Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp342020
    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp342020 Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp3420302
    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp3420302 Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp3420302cl
    Vendor
    Schneider-electric
    Product
    Modicon M340 Bmxp3420302cl Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep581020
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep581020 Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep582020
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep582020 Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep582040
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep582040 Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep583020
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep583020 Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep583040
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep583040 Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep584020
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep584020 Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep584040
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep584040 Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep585040
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep585040 Firmware
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep586040
    Vendor
    Schneider-electric
    Product
    Modicon M580 Bmep586040 Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp574634
    Vendor
    Schneider-electric
    Product
    Tsxp574634 Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp575634
    Vendor
    Schneider-electric
    Product
    Tsxp575634 Firmware
    Vendor
    Schneider-electric
    Product
    Tsxp576634
    Vendor
    Schneider-electric
    Product
    Tsxp576634 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