CVE Feed

    Dashboard / CVE / CVE-2023-20597

    CVE-2023-20597

    Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.

    Published:Sep 20, 2023
    Last Modified:Jun 27, 2025
    EPS:Sep 20, 2023
    EPSS Score:0.00082
    CVSS Score:5.5

    Affected Products

    Vendor
    Amd
    Product
    Ryzen 3100
    Vendor
    Amd
    Product
    Ryzen 3100 Firmware
    Vendor
    Amd
    Product
    Ryzen 3300x
    Vendor
    Amd
    Product
    Ryzen 3300x Firmware
    Vendor
    Amd
    Product
    Ryzen 3500
    Vendor
    Amd
    Product
    Ryzen 3500 Firmware
    Vendor
    Amd
    Product
    Ryzen 3500x
    Vendor
    Amd
    Product
    Ryzen 3500x Firmware
    Vendor
    Amd
    Product
    Ryzen 3600
    Vendor
    Amd
    Product
    Ryzen 3600 Firmware
    Vendor
    Amd
    Product
    Ryzen 3600x
    Vendor
    Amd
    Product
    Ryzen 3600x Firmware
    Vendor
    Amd
    Product
    Ryzen 3600xt
    Vendor
    Amd
    Product
    Ryzen 3600xt Firmware
    Vendor
    Amd
    Product
    Ryzen 3800x
    Vendor
    Amd
    Product
    Ryzen 3800x Firmware
    Vendor
    Amd
    Product
    Ryzen 3800xt
    Vendor
    Amd
    Product
    Ryzen 3800xt Firmware
    Vendor
    Amd
    Product
    Ryzen 3900
    Vendor
    Amd
    Product
    Ryzen 3900 Firmware
    Vendor
    Amd
    Product
    Ryzen 3900x
    Vendor
    Amd
    Product
    Ryzen 3900x Firmware
    Vendor
    Amd
    Product
    Ryzen 3900xt
    Vendor
    Amd
    Product
    Ryzen 3900xt Firmware
    Vendor
    Amd
    Product
    Ryzen 3945wx
    Vendor
    Amd
    Product
    Ryzen 3945wx Firmware
    Vendor
    Amd
    Product
    Ryzen 3950x
    Vendor
    Amd
    Product
    Ryzen 3950x Firmware
    Vendor
    Amd
    Product
    Ryzen 3955wx
    Vendor
    Amd
    Product
    Ryzen 3955wx Firmware
    Vendor
    Amd
    Product
    Ryzen 3960x
    Vendor
    Amd
    Product
    Ryzen 3960x Firmware
    Vendor
    Amd
    Product
    Ryzen 3970x
    Vendor
    Amd
    Product
    Ryzen 3970x Firmware
    Vendor
    Amd
    Product
    Ryzen 3975wx
    Vendor
    Amd
    Product
    Ryzen 3975wx Firmware
    Vendor
    Amd
    Product
    Ryzen 3990x
    Vendor
    Amd
    Product
    Ryzen 3990x Firmware
    Vendor
    Amd
    Product
    Ryzen 3995wx
    Vendor
    Amd
    Product
    Ryzen 3995wx Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3100
    Vendor
    Amd
    Product
    Ryzen 3 3100 Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3200g
    Vendor
    Amd
    Product
    Ryzen 3 3200g Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3200ge
    Vendor
    Amd
    Product
    Ryzen 3 3200ge Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3200u
    Vendor
    Amd
    Product
    Ryzen 3 3200u Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3250c
    Vendor
    Amd
    Product
    Ryzen 3 3250c Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3250u
    Vendor
    Amd
    Product
    Ryzen 3 3250u Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3300
    Vendor
    Amd
    Product
    Ryzen 3 3300 Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3300g
    Vendor
    Amd
    Product
    Ryzen 3 3300g Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3300u
    Vendor
    Amd
    Product
    Ryzen 3 3300u Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3300x
    Vendor
    Amd
    Product
    Ryzen 3 3300x Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3350u
    Vendor
    Amd
    Product
    Ryzen 3 3350u Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3450u
    Vendor
    Amd
    Product
    Ryzen 3 3450u Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3500c
    Vendor
    Amd
    Product
    Ryzen 3 3500c Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3500u
    Vendor
    Amd
    Product
    Ryzen 3 3500u Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3550h
    Vendor
    Amd
    Product
    Ryzen 3 3550h Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3580u
    Vendor
    Amd
    Product
    Ryzen 3 3580u Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3700c
    Vendor
    Amd
    Product
    Ryzen 3 3700c Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3700u
    Vendor
    Amd
    Product
    Ryzen 3 3700u Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3750h
    Vendor
    Amd
    Product
    Ryzen 3 3750h Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3780u
    Vendor
    Amd
    Product
    Ryzen 3 3780u Firmware
    Vendor
    Amd
    Product
    Ryzen 4300g
    Vendor
    Amd
    Product
    Ryzen 4300g Firmware
    Vendor
    Amd
    Product
    Ryzen 4300ge
    Vendor
    Amd
    Product
    Ryzen 4300ge Firmware
    Vendor
    Amd
    Product
    Ryzen 4600g
    Vendor
    Amd
    Product
    Ryzen 4600g Firmware
    Vendor
    Amd
    Product
    Ryzen 4600ge
    Vendor
    Amd
    Product
    Ryzen 4600ge Firmware
    Vendor
    Amd
    Product
    Ryzen 4700g
    Vendor
    Amd
    Product
    Ryzen 4700g Firmware
    Vendor
    Amd
    Product
    Ryzen 4700ge
    Vendor
    Amd
    Product
    Ryzen 4700ge Firmware
    Vendor
    Amd
    Product
    Ryzen 4700s
    Vendor
    Amd
    Product
    Ryzen 4700s Firmware
    Vendor
    Amd
    Product
    Ryzen 5300g
    Vendor
    Amd
    Product
    Ryzen 5300g Firmware
    Vendor
    Amd
    Product
    Ryzen 5300ge
    Vendor
    Amd
    Product
    Ryzen 5300ge Firmware
    Vendor
    Amd
    Product
    Ryzen 5500
    Vendor
    Amd
    Product
    Ryzen 5500 Firmware
    Vendor
    Amd
    Product
    Ryzen 5600
    Vendor
    Amd
    Product
    Ryzen 5600 Firmware
    Vendor
    Amd
    Product
    Ryzen 5600g
    Vendor
    Amd
    Product
    Ryzen 5600g Firmware
    Vendor
    Amd
    Product
    Ryzen 5600ge
    Vendor
    Amd
    Product
    Ryzen 5600ge Firmware
    Vendor
    Amd
    Product
    Ryzen 5600x
    Vendor
    Amd
    Product
    Ryzen 5600x Firmware
    Vendor
    Amd
    Product
    Ryzen 5700g
    Vendor
    Amd
    Product
    Ryzen 5700g Firmware
    Vendor
    Amd
    Product
    Ryzen 5700ge
    Vendor
    Amd
    Product
    Ryzen 5700ge Firmware
    Vendor
    Amd
    Product
    Ryzen 5700x
    Vendor
    Amd
    Product
    Ryzen 5700x Firmware
    Vendor
    Amd
    Product
    Ryzen 5800
    Vendor
    Amd
    Product
    Ryzen 5800 Firmware
    Vendor
    Amd
    Product
    Ryzen 5800x
    Vendor
    Amd
    Product
    Ryzen 5800x3d
    Vendor
    Amd
    Product
    Ryzen 5800x3d Firmware
    Vendor
    Amd
    Product
    Ryzen 5800x Firmware
    Vendor
    Amd
    Product
    Ryzen 5900
    Vendor
    Amd
    Product
    Ryzen 5900 Firmware
    Vendor
    Amd
    Product
    Ryzen 5900x
    Vendor
    Amd
    Product
    Ryzen 5900x Firmware
    Vendor
    Amd
    Product
    Ryzen 5945wx
    Vendor
    Amd
    Product
    Ryzen 5945wx Firmware
    Vendor
    Amd
    Product
    Ryzen 5950x
    Vendor
    Amd
    Product
    Ryzen 5950x Firmware
    Vendor
    Amd
    Product
    Ryzen 5955wx
    Vendor
    Amd
    Product
    Ryzen 5955wx Firmware
    Vendor
    Amd
    Product
    Ryzen 5965wx
    Vendor
    Amd
    Product
    Ryzen 5965wx Firmware
    Vendor
    Amd
    Product
    Ryzen 5975wx
    Vendor
    Amd
    Product
    Ryzen 5975wx Firmware
    Vendor
    Amd
    Product
    Ryzen 5995wx
    Vendor
    Amd
    Product
    Ryzen 5995wx Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5500
    Vendor
    Amd
    Product
    Ryzen 5 5500 Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5500u
    Vendor
    Amd
    Product
    Ryzen 5 5500u Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5560u
    Vendor
    Amd
    Product
    Ryzen 5 5560u Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5600
    Vendor
    Amd
    Product
    Ryzen 5 5600 Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5600g
    Vendor
    Amd
    Product
    Ryzen 5 5600g Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5600ge
    Vendor
    Amd
    Product
    Ryzen 5 5600ge Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5600h
    Vendor
    Amd
    Product
    Ryzen 5 5600h Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5600hs
    Vendor
    Amd
    Product
    Ryzen 5 5600hs Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5600u
    Vendor
    Amd
    Product
    Ryzen 5 5600u Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5600x
    Vendor
    Amd
    Product
    Ryzen 5 5600x3d
    Vendor
    Amd
    Product
    Ryzen 5 5600x3d Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5600x Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5625c
    Vendor
    Amd
    Product
    Ryzen 5 5625c Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5625u
    Vendor
    Amd
    Product
    Ryzen 5 5625u Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5700g
    Vendor
    Amd
    Product
    Ryzen 5 5700g Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5700ge
    Vendor
    Amd
    Product
    Ryzen 5 5700ge Firmware
    Vendor
    Amd
    Product
    Ryzen 6600h
    Vendor
    Amd
    Product
    Ryzen 6600h Firmware
    Vendor
    Amd
    Product
    Ryzen 6600hs
    Vendor
    Amd
    Product
    Ryzen 6600hs Firmware
    Vendor
    Amd
    Product
    Ryzen 6600u
    Vendor
    Amd
    Product
    Ryzen 6600u Firmware
    Vendor
    Amd
    Product
    Ryzen 6800h
    Vendor
    Amd
    Product
    Ryzen 6800h Firmware
    Vendor
    Amd
    Product
    Ryzen 6800hs
    Vendor
    Amd
    Product
    Ryzen 6800hs Firmware
    Vendor
    Amd
    Product
    Ryzen 6800u
    Vendor
    Amd
    Product
    Ryzen 6800u Firmware
    Vendor
    Amd
    Product
    Ryzen 6900hs
    Vendor
    Amd
    Product
    Ryzen 6900hs Firmware
    Vendor
    Amd
    Product
    Ryzen 6900hx
    Vendor
    Amd
    Product
    Ryzen 6900hx Firmware
    Vendor
    Amd
    Product
    Ryzen 6980hs
    Vendor
    Amd
    Product
    Ryzen 6980hs Firmware
    Vendor
    Amd
    Product
    Ryzen 6980hx
    Vendor
    Amd
    Product
    Ryzen 6980hx Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper 3960x
    Vendor
    Amd
    Product
    Ryzen Threadripper 3960x Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper 3970x
    Vendor
    Amd
    Product
    Ryzen Threadripper 3970x Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper 3990x
    Vendor
    Amd
    Product
    Ryzen Threadripper 3990x Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 3795wx
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 3795wx Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 3945wx
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 3945wx Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 3955wx
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 3955wx Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 3975wx
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 3975wx Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 3995wx
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 3995wx Firmware

    Exploits

    No exploit reference

    Related CVEs

    CVE-2023-20594 (CVSS 4.4) — Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive informati…
    CVE-2021-46794 (CVSS 7.5) — Insufficient bounds checking in ASP (AMD Secure Processor) may allow for an out of bounds read in SMI (System …
    CVE-2021-46792 (CVSS 5.9) — Time-of-check Time-of-use (TOCTOU) in the BIOS2PSP command may allow an attacker with a malicious BIOS to crea…
    CVE-2021-46773 (CVSS 8.8) — Insufficient input validation in ABL may enable a privileged attacker to corrupt ASP memory, potentially resul…
    CVE-2021-46765 (CVSS 7.5) — Insufficient input validation in ASP may allow an attacker with a compromised SMM to induce out-of-bounds memo…
    CVE-2021-46759 (CVSS 6.1) — Improper syscall input validation in AMD TEE (Trusted Execution Environment) may allow an attacker with physic…
    CVE-2021-46755 (CVSS 7.5) — Failure to unmap certain SysHub mappings in error paths of the ASP (AMD Secure Processor) bootloader may allow…
    CVE-2021-46754 (CVSS 9.1) — Insufficient input validation in the ASP (AMD Secure Processor) bootloader may allow an attacker with a compro…
    CVE-2021-46753 (CVSS 9.1) — Failure to validate the length fields of the ASP (AMD Secure Processor) sensor fusion hub headers may allow an…
    CVE-2021-46749 (CVSS 7.5) — Insufficient bounds checking in ASP (AMD Secure Processor) may allow for an out of bounds read in SMI (System …

    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