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    CVE-2026-84235

    A denial-of-service security issue exists in the affected product. The security issue stems from a crafted CIP packet being sent crashing the module. The device requires a restart to recover.

    Published:Sep 1, 2026
    Last Modified:Sep 3, 2026
    EPS:Sep 1, 2026
    EPSS Score:0.00312
    CVSS Score:8.7

    Affected Products

    Vendor
    Rockwell Automation
    Product
    1756-enbt Module
    Vendor
    Rockwellautomation
    Product
    1756-enbt/a

    Exploits

    No exploit reference

    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