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    Dashboard / CVE / CVE-2023-20559

    CVE-2023-20559

    Insufficient control flow management in AmdCpmGpioInitSmm may allow a privileged attacker to tamper with the SMM handler potentially leading to escalation of privileges.

    Published:Mar 23, 2023
    Last Modified:Feb 25, 2025
    EPS:Mar 23, 2023
    EPSS Score:0.00255
    CVSS Score:8.8

    Affected Products

    Vendor
    Amd
    Product
    Athlon Gold 3150u
    Vendor
    Amd
    Product
    Athlon Gold 3150u Firmware
    Vendor
    Amd
    Product
    Athlon Silver 3050u
    Vendor
    Amd
    Product
    Athlon Silver 3050u Firmware
    Vendor
    Amd
    Product
    Ryzen 3 2200u
    Vendor
    Amd
    Product
    Ryzen 3 2200u Firmware
    Vendor
    Amd
    Product
    Ryzen 3 2300u
    Vendor
    Amd
    Product
    Ryzen 3 2300u Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3200u
    Vendor
    Amd
    Product
    Ryzen 3 3200u Firmware
    Vendor
    Amd
    Product
    Ryzen 3 3250u
    Vendor
    Amd
    Product
    Ryzen 3 3250u 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 3 4300g
    Vendor
    Amd
    Product
    Ryzen 3 4300g Firmware
    Vendor
    Amd
    Product
    Ryzen 3 4300ge
    Vendor
    Amd
    Product
    Ryzen 3 4300ge Firmware
    Vendor
    Amd
    Product
    Ryzen 3 5125c
    Vendor
    Amd
    Product
    Ryzen 3 5125c Firmware
    Vendor
    Amd
    Product
    Ryzen 3 5300g
    Vendor
    Amd
    Product
    Ryzen 3 5300g Firmware
    Vendor
    Amd
    Product
    Ryzen 3 5300ge
    Vendor
    Amd
    Product
    Ryzen 3 5300ge Firmware
    Vendor
    Amd
    Product
    Ryzen 3 5400u
    Vendor
    Amd
    Product
    Ryzen 3 5400u Firmware
    Vendor
    Amd
    Product
    Ryzen 3 5425c
    Vendor
    Amd
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    Ryzen 3 5425c Firmware
    Vendor
    Amd
    Product
    Ryzen 3 5425u
    Vendor
    Amd
    Product
    Ryzen 3 5425u Firmware
    Vendor
    Amd
    Product
    Ryzen 5 2500u
    Vendor
    Amd
    Product
    Ryzen 5 2500u Firmware
    Vendor
    Amd
    Product
    Ryzen 5 2600
    Vendor
    Amd
    Product
    Ryzen 5 2600 Firmware
    Vendor
    Amd
    Product
    Ryzen 5 2600h
    Vendor
    Amd
    Product
    Ryzen 5 2600h Firmware
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    Amd
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    Ryzen 5 2600x
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    Amd
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    Ryzen 5 2600x Firmware
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    Ryzen 5 2700
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    Ryzen 5 2700 Firmware
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    Ryzen 5 2700x
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    Ryzen 5 2700x Firmware
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    Amd
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    Ryzen 5 3500
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    Ryzen 5 3500 Firmware
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    Ryzen 5 3500x
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    Ryzen 5 3500x Firmware
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    Ryzen 5 3600
    Vendor
    Amd
    Product
    Ryzen 5 3600 Firmware
    Vendor
    Amd
    Product
    Ryzen 5 3600x
    Vendor
    Amd
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    Ryzen 5 3600x Firmware
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    Amd
    Product
    Ryzen 5 3600xt
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    Amd
    Product
    Ryzen 5 3600xt Firmware
    Vendor
    Amd
    Product
    Ryzen 5 4600g
    Vendor
    Amd
    Product
    Ryzen 5 4600g Firmware
    Vendor
    Amd
    Product
    Ryzen 5 4600ge
    Vendor
    Amd
    Product
    Ryzen 5 4600ge Firmware
    Vendor
    Amd
    Product
    Ryzen 5 5560u
    Vendor
    Amd
    Product
    Ryzen 5 5560u 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
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    Amd
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    Ryzen 5 5600hs Firmware
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    Amd
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    Ryzen 5 5600u
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    Amd
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    Ryzen 5 5600u Firmware
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    Amd
    Product
    Ryzen 5 5625c
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    Amd
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    Ryzen 5 5625c Firmware
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    Amd
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    Ryzen 5 5625u
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    Amd
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    Ryzen 5 5625u Firmware
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    Amd
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    Ryzen 7 2700
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    Amd
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    Ryzen 7 2700 Firmware
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    Amd
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    Ryzen 7 2700u
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    Amd
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    Ryzen 7 2700u Firmware
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    Amd
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    Ryzen 7 2700x
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    Amd
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    Ryzen 7 2700x Firmware
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    Amd
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    Ryzen 7 2800h
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    Amd
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    Ryzen 7 2800h Firmware
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    Amd
    Product
    Ryzen 7 3700x
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    Amd
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    Ryzen 7 3700x Firmware
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    Amd
    Product
    Ryzen 7 3800x
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    Amd
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    Ryzen 7 3800x Firmware
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    Amd
    Product
    Ryzen 7 3800xt
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    Amd
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    Ryzen 7 3800xt Firmware
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    Amd
    Product
    Ryzen 7 4700g
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    Amd
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    Ryzen 7 4700g Firmware
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    Amd
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    Ryzen 7 4700ge
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    Amd
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    Ryzen 7 4700ge Firmware
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    Amd
    Product
    Ryzen 7 5700g
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    Amd
    Product
    Ryzen 7 5700g Firmware
    Vendor
    Amd
    Product
    Ryzen 7 5700ge
    Vendor
    Amd
    Product
    Ryzen 7 5700ge Firmware
    Vendor
    Amd
    Product
    Ryzen 7 5800h
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    Amd
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    Ryzen 7 5800h Firmware
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    Amd
    Product
    Ryzen 7 5800hs
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    Amd
    Product
    Ryzen 7 5800hs Firmware
    Vendor
    Amd
    Product
    Ryzen 7 5800u
    Vendor
    Amd
    Product
    Ryzen 7 5800u Firmware
    Vendor
    Amd
    Product
    Ryzen 7 5825c
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    Amd
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    Ryzen 7 5825c Firmware
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    Amd
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    Ryzen 7 5825u
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    Amd
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    Ryzen 7 5825u Firmware
    Vendor
    Amd
    Product
    Ryzen 9 3900
    Vendor
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    Ryzen 9 3900 Firmware
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    Ryzen 9 3900x
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    Ryzen 9 3900x Firmware
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    Ryzen 9 3900xt
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    Ryzen 9 3900xt Firmware
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    Ryzen 9 3950x
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    Ryzen 9 3950x Firmware
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    Ryzen 9 5900hs
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    Ryzen 9 5900hs Firmware
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    Product
    Ryzen 9 5900hx
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    Ryzen 9 5900hx Firmware
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    Product
    Ryzen 9 5980hs
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    Product
    Ryzen 9 5980hs Firmware
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    Amd
    Product
    Ryzen 9 5980hx
    Vendor
    Amd
    Product
    Ryzen 9 5980hx Firmware
    Vendor
    Amd
    Product
    Ryzen 9 Pro 3900
    Vendor
    Amd
    Product
    Ryzen 9 Pro 3900 Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper 2920x
    Vendor
    Amd
    Product
    Ryzen Threadripper 2920x Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper 2950x
    Vendor
    Amd
    Product
    Ryzen Threadripper 2950x Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper 2970wx
    Vendor
    Amd
    Product
    Ryzen Threadripper 2970wx Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper 2990wx
    Vendor
    Amd
    Product
    Ryzen Threadripper 2990wx 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
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 5945wx
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 5945wx Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 5955wx
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 5955wx Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 5965wx
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 5965wx Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 5975wx
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 5975wx Firmware
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 5995wx
    Vendor
    Amd
    Product
    Ryzen Threadripper Pro 5995wx Firmware

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-29 Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions

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    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