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    CVE-2019-14238

    On STMicroelectronics STM32F7 devices, Proprietary Code Read Out Protection (PCROP) (a software IP protection method) can be defeated with a debug probe via the Instruction Tightly Coupled Memory (ITCM) bus.

    Published:Sep 24, 2019
    Last Modified:Nov 21, 2024
    EPS:Sep 24, 2019
    EPSS Score:0.00065
    CVSS Score:6.6

    Affected Products

    Vendor
    St
    Product
    Stm32f4
    Vendor
    St
    Product
    Stm32f4 Firmware
    Vendor
    St
    Product
    Stm32f7
    Vendor
    St
    Product
    Stm32f7 Firmware
    Vendor
    St
    Product
    Stm32h7
    Vendor
    St
    Product
    Stm32h7 Firmware
    Vendor
    St
    Product
    Stm32l0
    Vendor
    St
    Product
    Stm32l0 Firmware
    Vendor
    St
    Product
    Stm32l1
    Vendor
    St
    Product
    Stm32l1 Firmware
    Vendor
    St
    Product
    Stm32l4
    Vendor
    St
    Product
    Stm32l4 Firmware

    Exploits

    https://www.usenix.org/conference/woot19/presentation/schinkhttps://www.usenix.org/system/files/woot19-paper_schink.pdfhttps://www.usenix.org/conference/woot19/presentation/schinkhttps://www.usenix.org/system/files/woot19-paper_schink.pdf

    Common Weakness Enumeration

    CWE-287 Improper Authentication

    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