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    Dashboard / CVE / CVE-2020-12788

    CVE-2020-12788

    CMAC verification functionality in Microchip Atmel ATSAMA5 products is vulnerable to vulnerable to timing and power analysis attacks.

    Published:Sep 14, 2020
    Last Modified:Nov 21, 2024
    EPS:Sep 14, 2020
    EPSS Score:0.00316
    CVSS Score:7.5

    Affected Products

    Vendor
    Microchip
    Product
    Atsama5d21c-cu
    Vendor
    Microchip
    Product
    Atsama5d21c-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d21c-cur
    Vendor
    Microchip
    Product
    Atsama5d21c-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d225c-d1m-cur
    Vendor
    Microchip
    Product
    Atsama5d225c-d1m-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d22c-cn
    Vendor
    Microchip
    Product
    Atsama5d22c-cn Firmware
    Vendor
    Microchip
    Product
    Atsama5d22c-cnr
    Vendor
    Microchip
    Product
    Atsama5d22c-cnr Firmware
    Vendor
    Microchip
    Product
    Atsama5d22c-cu
    Vendor
    Microchip
    Product
    Atsama5d22c-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d22c-cur
    Vendor
    Microchip
    Product
    Atsama5d22c-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d23c-cn
    Vendor
    Microchip
    Product
    Atsama5d23c-cn Firmware
    Vendor
    Microchip
    Product
    Atsama5d23c-cnr
    Vendor
    Microchip
    Product
    Atsama5d23c-cnr Firmware
    Vendor
    Microchip
    Product
    Atsama5d23c-cu
    Vendor
    Microchip
    Product
    Atsama5d23c-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d23c-cur
    Vendor
    Microchip
    Product
    Atsama5d23c-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d24c-cu
    Vendor
    Microchip
    Product
    Atsama5d24c-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d24c-cuf
    Vendor
    Microchip
    Product
    Atsama5d24c-cuf Firmware
    Vendor
    Microchip
    Product
    Atsama5d24c-cur
    Vendor
    Microchip
    Product
    Atsama5d24c-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d26c-cn
    Vendor
    Microchip
    Product
    Atsama5d26c-cn Firmware
    Vendor
    Microchip
    Product
    Atsama5d26c-cnr
    Vendor
    Microchip
    Product
    Atsama5d26c-cnr Firmware
    Vendor
    Microchip
    Product
    Atsama5d26c-cu
    Vendor
    Microchip
    Product
    Atsama5d26c-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d26c-cur
    Vendor
    Microchip
    Product
    Atsama5d26c-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d27-som1
    Vendor
    Microchip
    Product
    Atsama5d27-som1 Firmware
    Vendor
    Microchip
    Product
    Atsama5d27-wlsom1
    Vendor
    Microchip
    Product
    Atsama5d27-wlsom1 Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-cn
    Vendor
    Microchip
    Product
    Atsama5d27c-cn Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-cnr
    Vendor
    Microchip
    Product
    Atsama5d27c-cnr Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-cnrvao
    Vendor
    Microchip
    Product
    Atsama5d27c-cnrvao Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-cnvao
    Vendor
    Microchip
    Product
    Atsama5d27c-cnvao Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-cu
    Vendor
    Microchip
    Product
    Atsama5d27c-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-cur
    Vendor
    Microchip
    Product
    Atsama5d27c-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-d1g-cu
    Vendor
    Microchip
    Product
    Atsama5d27c-d1g-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-d1g-cur
    Vendor
    Microchip
    Product
    Atsama5d27c-d1g-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-d5m-cu
    Vendor
    Microchip
    Product
    Atsama5d27c-d5m-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-d5m-cur
    Vendor
    Microchip
    Product
    Atsama5d27c-d5m-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-ld1g-cu
    Vendor
    Microchip
    Product
    Atsama5d27c-ld1g-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-ld1g-cur
    Vendor
    Microchip
    Product
    Atsama5d27c-ld1g-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-ld2g-cu
    Vendor
    Microchip
    Product
    Atsama5d27c-ld2g-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d27c-ld2g-cur
    Vendor
    Microchip
    Product
    Atsama5d27c-ld2g-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d28c-cn
    Vendor
    Microchip
    Product
    Atsama5d28c-cn Firmware
    Vendor
    Microchip
    Product
    Atsama5d28c-cnr
    Vendor
    Microchip
    Product
    Atsama5d28c-cnr Firmware
    Vendor
    Microchip
    Product
    Atsama5d28c-cu
    Vendor
    Microchip
    Product
    Atsama5d28c-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d28c-cur
    Vendor
    Microchip
    Product
    Atsama5d28c-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d28c-d1g-cu
    Vendor
    Microchip
    Product
    Atsama5d28c-d1g-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d28c-d1g-cur
    Vendor
    Microchip
    Product
    Atsama5d28c-d1g-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d28c-ld1g-cu
    Vendor
    Microchip
    Product
    Atsama5d28c-ld1g-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d28c-ld1g-cur
    Vendor
    Microchip
    Product
    Atsama5d28c-ld1g-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d28c-ld2g-cu
    Vendor
    Microchip
    Product
    Atsama5d28c-ld2g-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d28c-ld2g-cur
    Vendor
    Microchip
    Product
    Atsama5d28c-ld2g-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d31a-cfu
    Vendor
    Microchip
    Product
    Atsama5d31a-cfu Firmware
    Vendor
    Microchip
    Product
    Atsama5d31a-cfur
    Vendor
    Microchip
    Product
    Atsama5d31a-cfur Firmware
    Vendor
    Microchip
    Product
    Atsama5d31a-cu
    Vendor
    Microchip
    Product
    Atsama5d31a-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d31a-cur
    Vendor
    Microchip
    Product
    Atsama5d31a-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d33a-cu
    Vendor
    Microchip
    Product
    Atsama5d33a-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d33a-cur
    Vendor
    Microchip
    Product
    Atsama5d33a-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d34a-cu
    Vendor
    Microchip
    Product
    Atsama5d34a-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d34a-cur
    Vendor
    Microchip
    Product
    Atsama5d34a-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d35a-cn
    Vendor
    Microchip
    Product
    Atsama5d35a-cn Firmware
    Vendor
    Microchip
    Product
    Atsama5d35a-cnr
    Vendor
    Microchip
    Product
    Atsama5d35a-cnr Firmware
    Vendor
    Microchip
    Product
    Atsama5d35a-cu
    Vendor
    Microchip
    Product
    Atsama5d35a-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d35a-cur
    Vendor
    Microchip
    Product
    Atsama5d35a-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d36a-cn
    Vendor
    Microchip
    Product
    Atsama5d36a-cn Firmware
    Vendor
    Microchip
    Product
    Atsama5d36a-cnr
    Vendor
    Microchip
    Product
    Atsama5d36a-cnr Firmware
    Vendor
    Microchip
    Product
    Atsama5d36a-cu
    Vendor
    Microchip
    Product
    Atsama5d36a-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d36a-cur
    Vendor
    Microchip
    Product
    Atsama5d36a-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d41a-cu
    Vendor
    Microchip
    Product
    Atsama5d41a-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d41a-cur
    Vendor
    Microchip
    Product
    Atsama5d41a-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d41b-cu
    Vendor
    Microchip
    Product
    Atsama5d41b-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d41b-cur
    Vendor
    Microchip
    Product
    Atsama5d41b-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d42a-cu
    Vendor
    Microchip
    Product
    Atsama5d42a-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d42a-cur
    Vendor
    Microchip
    Product
    Atsama5d42a-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d42b-cu
    Vendor
    Microchip
    Product
    Atsama5d42b-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d42b-cur
    Vendor
    Microchip
    Product
    Atsama5d42b-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d43a-cu
    Vendor
    Microchip
    Product
    Atsama5d43a-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d43a-cur
    Vendor
    Microchip
    Product
    Atsama5d43a-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d43b-cu
    Vendor
    Microchip
    Product
    Atsama5d43b-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d43b-cur
    Vendor
    Microchip
    Product
    Atsama5d43b-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d44a-cu
    Vendor
    Microchip
    Product
    Atsama5d44a-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d44a-cur
    Vendor
    Microchip
    Product
    Atsama5d44a-cur Firmware
    Vendor
    Microchip
    Product
    Atsama5d44b-cu
    Vendor
    Microchip
    Product
    Atsama5d44b-cu Firmware
    Vendor
    Microchip
    Product
    Atsama5d44b-cur
    Vendor
    Microchip
    Product
    Atsama5d44b-cur Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-203 Observable Discrepancy

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-189 Black Box Reverse Engineering

    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