CVE Feed

    Dashboard / CVE / CVE-2023-20572

    CVE-2023-20572

    An observable timing discrepancy in the ASP could allow a privileged attacker to perform a brute-force attack against the hash message authentication code, allowing the input of an arbitrary message, potentially leading to a loss of data integrity.

    Published:Jun 26, 2026
    Last Modified:Jun 29, 2026
    EPS:Jun 26, 2026
    EPSS Score:0.00114
    CVSS Score:5.6

    Affected Products

    Vendor
    Amd
    Product
    Athlon 3000 Series Mobile Processors With Radeon Graphics
    Vendor
    Amd
    Product
    Ryzen 3000 Series Desktop Processors
    Vendor
    Amd
    Product
    Ryzen 4000 Series Desktop Processors
    Vendor
    Amd
    Product
    Ryzen 4000 Series Mobile Processors With Radeon Graphics
    Vendor
    Amd
    Product
    Ryzen 5000 Series Desktop Processors
    Vendor
    Amd
    Product
    Ryzen 5000 Series Processors With Radeon Graphics
    Vendor
    Amd
    Product
    Ryzen 6000 Series Processors With Radeon Graphics
    Vendor
    Amd
    Product
    Ryzen 7000 Series Desktop Processors
    Vendor
    Amd
    Product
    Ryzen 7020 Series Processors With Radeon Graphics
    Vendor
    Amd
    Product
    Ryzen 7030 Series Mobile Processors With Radeon Graphics
    Vendor
    Amd
    Product
    Ryzen 8000 Series Desktop Processors
    Vendor
    Amd
    Product
    Ryzen Threadripper 3000 Series Processors
    Vendor
    Amd
    Product
    Ryzen Threadripper 7000 Processors
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 3000 Wx-series Processors
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 5000 Wx-series Processors
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 7000 Wx-series Processors

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-208 Observable Timing Discrepancy

    Related CVEs

    CVE-2021-46747 (CVSS 7.1) — Insufficient granularity of access control in ASP (AMD Secure Processor) may allow an attacker with an untrust…
    CVE-2025-48516 (CVSS 6.9) — Insecure default configuration state of DDR5 memory module by AGESA Bootloader Firmware could allow an attacke…
    CVE-2022-23826 (CVSS 1.8) — A TOCTOU (Time-Of-Check to Time-Of-Use) in the graphics interface may allow an attacker to load registers repe…
    CVE-2021-26380 (CVSS 1.8) — A compromised Trusted OS (TOS) driver could issue a malformed call that could potentially allow memory access…
    CVE-2024-21962 (CVSS 8.6) — Improper Input Validation in the AMD RAID driver could allow an attacker to point to an arbitrary memory locat…
    CVE-2025-29944 (CVSS 6.8) — A buffer overflow vulnerability within AMD Sensor Fusion Hub Driver can allow a local attacker to write out of…
    CVE-2025-54502 (CVSS 7.1) — Incorrect use of boot service in the AMD Platform Configuration Blob (APCB) SMM driver could allow a privilege…
    CVE-2023-31364 (CVSS 8.3) — Improper handling of direct memory writes in the input-output memory management unit could allow a malicious g…
    CVE-2025-52533 (CVSS 8.7) — Improper Access Control in an on-chip debug interface could allow a privileged attacker to enable a debug inte…
    CVE-2025-48503 (CVSS 7.8) — A DLL hijacking vulnerability in the AMD Software Installer could allow an attacker to achieve privilege escal…

    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