high
7.5
CWE
20
Advisory Published
Updated

CVE-2023-20530: Input Validation

First published: Tue Jan 10 2023(Updated: )

Insufficient input validation of BIOS mailbox messages in SMU may result in out-of-bounds memory reads potentially resulting in a denial of service.

Credit: psirt@amd.com

Affected SoftwareAffected VersionHow to fix
Amd Epyc 7003 Firmware<milanpi_1.0.0.5
Amd Epyc 7003
Amd Epyc 72f3 Firmware<milanpi_1.0.0.5
Amd Epyc 72f3
Amd Epyc 7313 Firmware<milanpi_1.0.0.5
Amd Epyc 7313
Amd Epyc 7313p Firmware<milanpi_1.0.0.5
Amd Epyc 7313p
Amd Epyc 7343 Firmware<milanpi_1.0.0.5
Amd Epyc 7343
Amd Epyc 7373x Firmware<milanpi_1.0.0.5
Amd Epyc 7373x
Amd Epyc 73f3 Firmware<milanpi_1.0.0.5
Amd Epyc 73f3
Amd Epyc 7413 Firmware<milanpi_1.0.0.5
Amd Epyc 7413
Amd Epyc 7443 Firmware<milanpi_1.0.0.5
Amd Epyc 7443
Amd Epyc 7443p Firmware<milanpi_1.0.0.5
Amd Epyc 7443p
Amd Epyc 7453 Firmware<milanpi_1.0.0.5
Amd Epyc 7453
Amd Epyc 74f3 Firmware<milanpi_1.0.0.5
Amd Epyc 74f3
Amd Epyc 7513 Firmware<milanpi_1.0.0.5
Amd Epyc 7513
Amd Epyc 7543 Firmware<milanpi_1.0.0.5
Amd Epyc 7543
Amd Epyc 7543p Firmware<milanpi_1.0.0.5
Amd Epyc 7543p
Amd Epyc 7573x Firmware<milanpi_1.0.0.5
Amd Epyc 7573x
Amd Epyc 75f3 Firmware<milanpi_1.0.0.5
Amd Epyc 75f3
Amd Epyc 7643 Firmware<milanpi_1.0.0.5
Amd Epyc 7643
Amd Epyc 7663 Firmware<milanpi_1.0.0.5
Amd Epyc 7663
Amd Epyc 7713 Firmware<milanpi_1.0.0.5
Amd Epyc 7713
Amd Epyc 7713p Firmware<milanpi_1.0.0.5
Amd Epyc 7713p
Amd Epyc 7743 Firmware<milanpi_1.0.0.5
Amd Epyc 7743
Amd Epyc 7763 Firmware<milanpi_1.0.0.5
Amd Epyc 7763
Amd Epyc 7773x Firmware<milanpi_1.0.0.5
Amd Epyc 7773x

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2023-20530?

    The severity of CVE-2023-20530 is high (7.5).

  • How does CVE-2023-20530 impact AMD Epyc 7003 firmware?

    CVE-2023-20530 affects AMD Epyc 7003 firmware version milanpi_1.0.0.5 and may result in out-of-bounds memory reads potentially causing a denial of service.

  • Is AMD Epyc 7003 vulnerable to CVE-2023-20530?

    Yes, AMD Epyc 7003 firmware version milanpi_1.0.0.5 is vulnerable to CVE-2023-20530.

  • How can I fix CVE-2023-20530?

    To fix CVE-2023-20530, apply the latest firmware update provided by AMD for the affected systems.

  • Where can I find more information about CVE-2023-20530?

    You can find more information about CVE-2023-20530 on the AMD product security bulletin at the following link: [AMD Product Security Bulletin](https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032).

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