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    CVE-2023-20556

    Insufficient validation of the IOCTL (Input Output Control) input buffer in AMD μProf may allow an authenticated user to send an arbitrary buffer potentially resulting in a Windows crash leading to denial of service.

    Published:Aug 8, 2023
    Last Modified:Nov 21, 2024
    EPS:Aug 8, 2023
    EPSS Score:0.00043
    CVSS Score:5.5

    Affected Products

    Vendor
    Amd
    Product
    Amd Uprof
    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Microsoft
    Product
    Windows

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-40677 (CVSS 7.7) — The use of insecure HTTP transport within AMD optional tools could allow an attacker to conduct a man-in-the-m…
    CVE-2026-28237 (CVSS 6.8) — Unrestricted resource allocation in AMD uProf may be exploitable to consume excessive system resources, potent…
    CVE-2026-0466 (CVSS 6.8) — Improper access control in AMD uProf may allow a local attacker with user privileges to write to the kernel-sh…
    CVE-2025-61969 (CVSS 7) — Incorrect permission assignment in AMD µProf may allow a local user-privileged attacker to achieve privilege e…
    CVE-2023-31349 (CVSS 7.3) — Incorrect default permissions in the AMD μProf installation directory could allow an attacker to achieve privi…
    CVE-2023-31341 (CVSS 7.3) — Insufficient validation of the Input Output Control (IOCTL) input buffer in AMD μProf may allow an authenticat…
    CVE-2023-20561 (CVSS 5.5) — Insufficient validation of the IOCTL (Input Output Control) input buffer in AMD μProf may allow an auth…
    CVE-2023-20562 (CVSS 7.8) — Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD uProf may allow an authenti…
    CVE-2022-23831 (CVSS 7.5) — Insufficient validation of the IOCTL input buffer in AMD μProf may allow an attacker to send an arbitrary buff…
    CVE-2022-27674 (CVSS 7.5) — Insufficient validation in the IOCTL input/output buffer in AMD μProf may allow an attacker to bypass bounds c…

    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