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    CVE-2021-34578

    This vulnerability allows an attacker who has access to the WBM to read and write settings-parameters of the device by sending specifically constructed requests without authentication on multiple WAGO PLCs in firmware versions up to FW07.

    Published:Aug 31, 2021
    Last Modified:Nov 21, 2024
    EPS:Aug 31, 2021
    EPSS Score:0.00336
    CVSS Score:9.8

    Affected Products

    Vendor
    Wago
    Product
    750-362
    Vendor
    Wago
    Product
    750-362 Firmware
    Vendor
    Wago
    Product
    750-363
    Vendor
    Wago
    Product
    750-363 Firmware
    Vendor
    Wago
    Product
    750-823
    Vendor
    Wago
    Product
    750-823 Firmware
    Vendor
    Wago
    Product
    750-832
    Vendor
    Wago
    Product
    750-832\/000-002
    Vendor
    Wago
    Product
    750-832\/000-002 Firmware
    Vendor
    Wago
    Product
    750-832 Firmware
    Vendor
    Wago
    Product
    750-862
    Vendor
    Wago
    Product
    750-862 Firmware
    Vendor
    Wago
    Product
    750-890\/025-000
    Vendor
    Wago
    Product
    750-890\/025-000 Firmware
    Vendor
    Wago
    Product
    750-890\/025-001
    Vendor
    Wago
    Product
    750-890\/025-001 Firmware
    Vendor
    Wago
    Product
    750-890\/025-002
    Vendor
    Wago
    Product
    750-890\/025-002 Firmware
    Vendor
    Wago
    Product
    750-890\/040-000
    Vendor
    Wago
    Product
    750-890\/040-000 Firmware
    Vendor
    Wago
    Product
    750-891
    Vendor
    Wago
    Product
    750-891 Firmware
    Vendor
    Wago
    Product
    750-893
    Vendor
    Wago
    Product
    750-893 Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-287 Improper Authentication

    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