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    Dashboard / CVE / CVE-2021-27477

    CVE-2021-27477

    When JTEKT Corporation TOYOPUC PLC versions PC10G-CPU, 2PORT-EFR, Plus CPU, Plus EX, Plus EX2, Plus EFR, Plus EFR2, Plus 2P-EFR, PC10P-DP, PC10P-DP-IO, Plus BUS-EX, Nano 10GX, Nano 2ET,PC10PE, PC10PE-16/16P, PC10E, FL/ET-T-V2H, PC10B,PC10B-P, Nano CPU, PC10P, and PC10GE receive an invalid frame, the outside area of a receive buffer for FL-net are overwritten. As a result, the PLC CPU detects a system error, and the affected products stop.

    Published:Jul 1, 2021
    Last Modified:Nov 21, 2024
    EPS:Jul 1, 2021
    EPSS Score:0.00234
    CVSS Score:7.5

    Affected Products

    Vendor
    Jtekt
    Product
    2port-efr
    Vendor
    Jtekt
    Product
    2port-efr Firmware
    Vendor
    Jtekt
    Product
    Fl\/et-t-v2h
    Vendor
    Jtekt
    Product
    Fl\/et-t-v2h Firmware
    Vendor
    Jtekt
    Product
    Nano 10gx
    Vendor
    Jtekt
    Product
    Nano 10gx Firmware
    Vendor
    Jtekt
    Product
    Nano 2et
    Vendor
    Jtekt
    Product
    Nano 2et Firmware
    Vendor
    Jtekt
    Product
    Nano Cpu
    Vendor
    Jtekt
    Product
    Nano Cpu Firmware
    Vendor
    Jtekt
    Product
    Pc10b
    Vendor
    Jtekt
    Product
    Pc10b-p
    Vendor
    Jtekt
    Product
    Pc10b-p Firmware
    Vendor
    Jtekt
    Product
    Pc10b Firmware
    Vendor
    Jtekt
    Product
    Pc10e
    Vendor
    Jtekt
    Product
    Pc10e Firmware
    Vendor
    Jtekt
    Product
    Pc10g-cpu
    Vendor
    Jtekt
    Product
    Pc10g-cpu Firmware
    Vendor
    Jtekt
    Product
    Pc10ge
    Vendor
    Jtekt
    Product
    Pc10ge Firmware
    Vendor
    Jtekt
    Product
    Pc10p
    Vendor
    Jtekt
    Product
    Pc10p-dp
    Vendor
    Jtekt
    Product
    Pc10p-dp-io
    Vendor
    Jtekt
    Product
    Pc10p-dp-io Firmware
    Vendor
    Jtekt
    Product
    Pc10p-dp Firmware
    Vendor
    Jtekt
    Product
    Pc10p Firmware
    Vendor
    Jtekt
    Product
    Pc10pe
    Vendor
    Jtekt
    Product
    Pc10pe-16\/16p
    Vendor
    Jtekt
    Product
    Pc10pe-16\/16p Firmware
    Vendor
    Jtekt
    Product
    Pc10pe Firmware
    Vendor
    Jtekt
    Product
    Plus 2p-efr
    Vendor
    Jtekt
    Product
    Plus 2p-efr Firmware
    Vendor
    Jtekt
    Product
    Plus Bus-ex
    Vendor
    Jtekt
    Product
    Plus Bus-ex Firmware
    Vendor
    Jtekt
    Product
    Plus Cpu
    Vendor
    Jtekt
    Product
    Plus Cpu Firmware
    Vendor
    Jtekt
    Product
    Plus Efr
    Vendor
    Jtekt
    Product
    Plus Efr2
    Vendor
    Jtekt
    Product
    Plus Efr2 Firmware
    Vendor
    Jtekt
    Product
    Plus Efr Firmware
    Vendor
    Jtekt
    Product
    Plus Ex
    Vendor
    Jtekt
    Product
    Plus Ex2
    Vendor
    Jtekt
    Product
    Plus Ex2 Firmware
    Vendor
    Jtekt
    Product
    Plus Ex Firmware

    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