CVE Feed

    Dashboard / CVE / CVE-2017-7563

    CVE-2017-7563

    In ARM Trusted Firmware 1.3, RO memory is always executable at AArch64 Secure EL1, allowing attackers to bypass the MT_EXECUTE_NEVER protection mechanism. This issue occurs because of inconsistency in the number of execute-never bits (one bit versus two bits).

    Published:Jun 7, 2017
    Last Modified:Jun 8, 2026
    EPS:Jun 7, 2017
    EPSS Score:0.00345
    CVSS Score:8.1

    Affected Products

    Vendor
    Trustedfirmware
    Product
    Trusted Firmware-a

    Exploits

    No exploit reference

    Related CVEs

    CVE-2023-31339 (CVSS 4.8) — Improper input validation in ARM® Trusted Firmware used in AMD’s Zynq™ UltraScale+™) MPSoC/RFSoC may allow a p…
    CVE-2022-47630 (CVSS 7.4) — Trusted Firmware-A through 2.8 has an out-of-bounds read in the X.509 parser for parsing boot certificates. Th…
    CVE-2018-19440 (CVSS 5.3) — ARM Trusted Firmware-A allows information disclosure.…
    CVE-2017-15031 (CVSS 7.5) — In all versions of ARM Trusted Firmware up to and including v1.4, not initializing or saving/restoring the PMC…
    CVE-2017-9607 (CVSS 7) — The BL1 FWU SMC handling code in ARM Trusted Firmware before 1.4 might allow attackers to write arbitrary data…
    CVE-2017-7564 (CVSS 7.5) — In ARM Trusted Firmware through 1.3, the secure self-hosted invasive debug interface allows normal world attac…

    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