high
7.8
CWE
20
Advisory Published
Updated

CVE-2020-12944: Input Validation

First published: Tue Nov 16 2021(Updated: )

Insufficient validation of BIOS image length by ASP Firmware could lead to arbitrary code execution.

Credit: psirt@amd.com

Affected SoftwareAffected VersionHow to fix
AMD EPYC 7601 Firmware<naplespi-sp3_1.0.0.g
AMD EPYC 7601 Firmware
AMD EPYC 7551P Firmware<naplespi-sp3_1.0.0.g
AMD EPYC 7551P Firmware
AMD EPYC 7551P Firmware<naplespi-sp3_1.0.0.g
AMD EPYC 7551 Firmware
AMD EPYC 7501 Firmware<naplespi-sp3_1.0.0.g
AMD EPYC Server
AMD EPYC 7451 Firmware<naplespi-sp3_1.0.0.g
AMD EPYC 7451 Firmware
AMD EPYC 7401P Firmware<naplespi-sp3_1.0.0.g
AMD EPYC 7401 Firmware
AMD EPYC 7371 Firmware<naplespi-sp3_1.0.0.g
AMD EPYC 7371 Firmware
AMD EPYC 7351P Firmware<naplespi-sp3_1.0.0.g
AMD EPYC 7351P Firmware
AMD EPYC 7351P Firmware<naplespi-sp3_1.0.0.g
AMD EPYC 7351 Firmware
Amd Epyc Server Firmware<naplespi-sp3_1.0.0.g
AMD EPYC 7301 Firmware
Amd Epyc Server Firmware<naplespi-sp3_1.0.0.g
AMD EPYC Server
AMD EPYC 7261 Firmware<naplespi-sp3_1.0.0.g
AMD EPYC 7261
AMD EPYC 7251 Firmware<naplespi-sp3_1.0.0.g
AMD EPYC 7251 Firmware
AMD EPYC 7F72<romepi-sp3_1.0.0.c
AMD EPYC 7F72 Firmware
AMD EPYC 7F52 Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7F52 Firmware
AMD EPYC 7F32 Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7F32 Firmware
AMD EPYC 7H12 Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7H12 Firmware
AMD EPYC 7742 Firmware<romepi-sp3_1.0.0.c
AMD EPYC Server
AMD EPYC 7702p firmware<romepi-sp3_1.0.0.c
AMD EPYC Server
AMD EPYC 7702 Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7702P
AMD EPYC 7662 Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7662 Firmware
AMD EPYC 7642 Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7642 Firmware
AMD EPYC 7552 Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7552 Firmware
AMD EPYC 7542 Firmware<romepi-sp3_1.0.0.c
AMD EPYC Server
AMD EPYC 7532 Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7532 Firmware
AMD EPYC 7502 Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7502 firmware
AMD EPYC 7502P Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7502P Firmware
AMD EPYC 7452 Firmware<romepi-sp3_1.0.0.c
AMD EPYC Server
Amd Epyc Server Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7402 Firmware
AMD EPYC 7402P Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7402P Firmware
AMD EPYC Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7352 firmware
Amd Epyc Server Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7302 Firmware
AMD EPYC 7302P Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7302P Firmware
AMD EPYC 7282 Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7282 Firmware
AMD EPYC 7272 firmware<romepi-sp3_1.0.0.c
AMD EPYC 7272 firmware
AMD EPYC 7262 Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7262 Firmware
AMD EPYC 7252 Firmware<romepi-sp3_1.0.0.c
AMD EPYC 7252 Firmware
AMD EPYC 7232p firmware<romepi-sp3_1.0.0.c
AMD EPYC 7232p firmware
AMD EPYC 7763 Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7763 Firmware
AMD EPYC 7713P Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7713P Firmware
AMD EPYC 7713P Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7713 Firmware
AMD EPYC 7663 Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7663 Firmware
AMD EPYC 7643P Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7643 Firmware
AMD EPYC 75F3 Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 75F3 Firmware
AMD EPYC 7543P Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7543P Firmware
Amd Epyc Server Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7543 Firmware
AMD EPYC 7513 Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7513 Firmware
Amd Epyc Server Firmware<milanpi-sp3_1.0.0.4
AMD EPYC Server
AMD EPYC 74F3 Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 74F3 Firmware
AMD EPYC 7443P Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7443P Firmware
AMD EPYC 7443P Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7443P
AMD EPYC 7413 Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7413 Firmware
AMD EPYC 73F3 Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 73F3 Firmware
Amd Epyc Server Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7343 Firmware
AMD EPYC 7313P Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7313P Firmware
AMD EPYC Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 7313 Firmware
AMD EPYC 72F3 Firmware<milanpi-sp3_1.0.0.4
AMD EPYC 72F3 Firmware

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2020-12944?

    CVE-2020-12944 has a severity rating that can lead to arbitrary code execution due to insufficient validation of BIOS image length by ASP Firmware.

  • How do I fix CVE-2020-12944?

    To fix CVE-2020-12944, users should update to the latest firmware version for their Amd Epyc servers as recommended by AMD.

  • Which AMD Epyc firmware versions are affected by CVE-2020-12944?

    CVE-2020-12944 affects multiple Amd Epyc firmware versions below naplespi-sp3_1.0.0.g or romepi-sp3_1.0.0.c, particularly for specific models listed by AMD.

  • Is CVE-2020-12944 related to specific Amd Epyc models?

    Yes, CVE-2020-12944 is primarily associated with the Amd Epyc 7601, 7551p, 7551, 7501, 7451, and other 7000 series firmware.

  • What should I do if I am using affected AMD Epyc firmware related to CVE-2020-12944?

    If using affected AMD Epyc firmware related to CVE-2020-12944, it is crucial to apply the necessary firmware updates from AMD to mitigate the vulnerability.

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