CVE Feed

    Dashboard / CVE / CVE-2021-20613

    CVE-2021-20613

    Improper initialization vulnerability in MELSEC-F series FX3U-ENET Firmware version 1.16 and prior, FX3U-ENET-L Firmware version 1.16 and prior and FX3U-ENET-P502 Firmware version 1.16 and prior allows a remote unauthenticated attacker to cause a denial-of-service (DoS) condition in communication function of the product by sending specially crafted packets. Control by MELSEC-F series PLC is not affected by this vulnerability, but system reset is required for recovery.

    Published:Jan 14, 2022
    Last Modified:Nov 21, 2024
    EPS:Jan 14, 2022
    EPSS Score:0.00353
    CVSS Score:7.5

    Affected Products

    Vendor
    Mitsubishielectric
    Product
    Fx3u-enet
    Vendor
    Mitsubishielectric
    Product
    Fx3u-enet-l
    Vendor
    Mitsubishielectric
    Product
    Fx3u-enet-l Firmware
    Vendor
    Mitsubishielectric
    Product
    Fx3u-enet-p502
    Vendor
    Mitsubishielectric
    Product
    Fx3u-enet-p502 Firmware
    Vendor
    Mitsubishielectric
    Product
    Fx3u-enet Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-665 Improper Initialization

    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