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    CVE-2025-9166

    A denial-of-service security issue exists in the affected product and version. The security issue stems from the controller repeatedly attempting to forward messages. The issue could result in a major nonrecoverable fault on the controller.

    Published:Sep 9, 2025
    Last Modified:Oct 20, 2025
    EPS:Sep 9, 2025
    EPSS Score:0.00099
    CVSS Score:7.5

    Affected Products

    Vendor
    Rockwellautomation
    Product
    Controllogix
    Vendor
    Rockwellautomation
    Product
    Controllogix 5580
    Vendor
    Rockwellautomation
    Product
    Controllogix 5580 Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    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