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    CVE-2021-43327

    An issue was discovered on Renesas RX65 and RX65N devices. With a VCC glitch, an attacker can extract the security ID key from the device. Then, the protected firmware can be extracted.

    Published:Dec 2, 2021
    Last Modified:Nov 21, 2024
    EPS:Dec 2, 2021
    EPSS Score:0.00064
    CVSS Score:4.6

    Affected Products

    Vendor
    Renesas
    Product
    Rx65
    Vendor
    Renesas
    Product
    Rx65 Firmware
    Vendor
    Renesas
    Product
    Rx65n
    Vendor
    Renesas
    Product
    Rx65n Firmware

    Exploits

    https://www.collshade.fr/articles/reneshack/rx_glitch_article.htmlhttps://www.collshade.fr/articles/reneshack/rx_glitch_article.html

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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