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    CVE-2025-13823

    A security issue was found in the IPv6 stack in the Micro850 and Micro870 controllers when the controllers received multiple malformed packets during fuzzing. The controllers will go into recoverable fault with fault code 0xFE60. To recover the controller, clear the fault.

    Published:Dec 15, 2025
    Last Modified:Apr 15, 2026
    EPS:Dec 15, 2025
    EPSS Score:0.00022
    CVSS Score:7.1

    Affected Products

    Vendor
    Rockwellautomation
    Product
    Micro820
    Vendor
    Rockwellautomation
    Product
    Micro850
    Vendor
    Rockwellautomation
    Product
    Micro870

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2025-13824 (CVSS 8.7) — A security issue exists due to improper handling of malformed CIP packets during fuzzing. The controller enter…
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    CVE-2020-25184 (CVSS 7.8) — Rockwell Automation ISaGRAF Runtime Versions 4.x and 5.x stores the password in plaintext in a file that is in…
    CVE-2020-25176 (CVSS 9.1) — Some commands used by the Rockwell Automation ISaGRAF Runtime Versions 4.x and 5.x eXchange Layer (IXL) protoc…
    CVE-2020-25182 (CVSS 6.7) — Rockwell Automation ISaGRAF Runtime Versions 4.x and 5.x searches for and loads DLLs as dynamic libraries. Unc…
    CVE-2020-25178 (CVSS 7.5) — ISaGRAF Workbench communicates with Rockwell Automation ISaGRAF Runtime Versions 4.x and 5.x using TCP/IP. Thi…

    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