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    CVE-2020-7524

    Out-of-bounds Write vulnerability exists in Modicon M218 Logic Controller (V5.0.0.7 and prior) which could cause Denial of Service when sending specific crafted IPV4 packet to the controller: Sending a specific IPv4 protocol package to Schneider Electric Modicon M218 Logic Controller can cause IPv4 devices to go down. The device does not work properly and must be powered back on to return to normal.

    Published:Aug 31, 2020
    Last Modified:Nov 21, 2024
    EPS:Aug 31, 2020
    EPSS Score:0.00536
    CVSS Score:7.5

    Affected Products

    Vendor
    Schneider-electric
    Product
    Modicon M218
    Vendor
    Schneider-electric
    Product
    Modicon M218 Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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