Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.

CVE-2021-26320 Details

Description

Insufficient validation of the AMD SEV Signing Key (ASK) in the SEND_START command in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021	CVE	Vendor Advisory
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021	[email protected]	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-295	Improper Certificate Validation	[email protected]
CWE-295	Improper Certificate Validation	[email protected]

Affected Products

Product	Versions
amd epyc 7601 firmware	< naplespi-sp3_1.0.0.g
CPE cpe:2.3:o:amd:epyc_7601_firmware:::::::: Remediation No remediation found in references.
amd epyc 7601	All versions
CPE cpe:2.3:h:amd:epyc_7601:-:::::::* Remediation No remediation found in references.
amd epyc 7551p firmware	< naplespi-sp3_1.0.0.g
CPE cpe:2.3:o:amd:epyc_7551p_firmware:::::::: Remediation No remediation found in references.
amd epyc 7551p	All versions
CPE cpe:2.3:h:amd:epyc_7551p:-:::::::* Remediation No remediation found in references.
amd epyc 7551 firmware	< naplespi-sp3_1.0.0.g
CPE cpe:2.3:o:amd:epyc_7551_firmware:::::::: Remediation No remediation found in references.
amd epyc 7551	All versions
CPE cpe:2.3:h:amd:epyc_7551:-:::::::* Remediation No remediation found in references.
amd epyc 7501 firmware	< naplespi-sp3_1.0.0.g
CPE cpe:2.3:o:amd:epyc_7501_firmware:::::::: Remediation No remediation found in references.
amd epyc 7501	All versions
CPE cpe:2.3:h:amd:epyc_7501:-:::::::* Remediation No remediation found in references.
amd epyc 7451 firmware	< naplespi-sp3_1.0.0.g
CPE cpe:2.3:o:amd:epyc_7451_firmware:::::::: Remediation No remediation found in references.
amd epyc 7451	All versions
CPE cpe:2.3:h:amd:epyc_7451:-:::::::* Remediation No remediation found in references.
amd epyc 7401 firmware	< naplespi-sp3_1.0.0.g
CPE cpe:2.3:o:amd:epyc_7401_firmware:::::::: Remediation No remediation found in references.
amd epyc 7401	All versions
CPE cpe:2.3:h:amd:epyc_7401:-:::::::* Remediation No remediation found in references.
amd epyc 7371 firmware	< naplespi-sp3_1.0.0.g
CPE cpe:2.3:o:amd:epyc_7371_firmware:::::::: Remediation No remediation found in references.
amd epyc 7371	All versions
CPE cpe:2.3:h:amd:epyc_7371:-:::::::* Remediation No remediation found in references.
amd epyc 7351p firmware	< naplespi-sp3_1.0.0.g
CPE cpe:2.3:o:amd:epyc_7351p_firmware:::::::: Remediation No remediation found in references.
amd epyc 7351p	All versions
CPE cpe:2.3:h:amd:epyc_7351p:-:::::::* Remediation No remediation found in references.
amd epyc 7351 firmware	< naplespi-sp3_1.0.0.g
CPE cpe:2.3:o:amd:epyc_7351_firmware:::::::: Remediation No remediation found in references.
amd epyc 7351	All versions
CPE cpe:2.3:h:amd:epyc_7351:-:::::::* Remediation No remediation found in references.
amd epyc 7301 firmware	< naplespi-sp3_1.0.0.g
CPE cpe:2.3:o:amd:epyc_7301_firmware:::::::: Remediation No remediation found in references.
amd epyc 7301	All versions
CPE cpe:2.3:h:amd:epyc_7301:-:::::::* Remediation No remediation found in references.
amd epyc 7281 firmware	< naplespi-sp3_1.0.0.g
CPE cpe:2.3:o:amd:epyc_7281_firmware:::::::: Remediation No remediation found in references.
amd epyc 7281	All versions
CPE cpe:2.3:h:amd:epyc_7281:-:::::::* Remediation No remediation found in references.
amd epyc 7261 firmware	< naplespi-sp3_1.0.0.g
CPE cpe:2.3:o:amd:epyc_7261_firmware:::::::: Remediation No remediation found in references.
amd epyc 7261	All versions
CPE cpe:2.3:h:amd:epyc_7261:-:::::::* Remediation No remediation found in references.
amd epyc 7251 firmware	< naplespi-sp3_1.0.0.g
CPE cpe:2.3:o:amd:epyc_7251_firmware:::::::: Remediation No remediation found in references.
amd epyc 7251	All versions
CPE cpe:2.3:h:amd:epyc_7251:-:::::::* Remediation No remediation found in references.
amd epyc 7f72 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7f72_firmware:::::::: Remediation No remediation found in references.
amd epyc 7f72	All versions
CPE cpe:2.3:h:amd:epyc_7f72:-:::::::* Remediation No remediation found in references.
amd epyc 7f52 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7f52_firmware:::::::: Remediation No remediation found in references.
amd epyc 7f52	All versions
CPE cpe:2.3:h:amd:epyc_7f52:-:::::::* Remediation No remediation found in references.
amd epyc 7f32 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7f32_firmware:::::::: Remediation No remediation found in references.
amd epyc 7f32	All versions
CPE cpe:2.3:h:amd:epyc_7f32:-:::::::* Remediation No remediation found in references.
amd epyc 7h12 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7h12_firmware:::::::: Remediation No remediation found in references.
amd epyc 7h12	All versions
CPE cpe:2.3:h:amd:epyc_7h12:-:::::::* Remediation No remediation found in references.
amd epyc 7742 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7742_firmware:::::::: Remediation No remediation found in references.
amd epyc 7742	All versions
CPE cpe:2.3:h:amd:epyc_7742:-:::::::* Remediation No remediation found in references.
amd epyc 7702 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7702_firmware:::::::: Remediation No remediation found in references.
amd epyc 7702	All versions
CPE cpe:2.3:h:amd:epyc_7702:-:::::::* Remediation No remediation found in references.
amd epyc 7702p firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7702p_firmware:::::::: Remediation No remediation found in references.
amd epyc 7702p	All versions
CPE cpe:2.3:h:amd:epyc_7702p:-:::::::* Remediation No remediation found in references.
amd epyc 7662 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7662_firmware:::::::: Remediation No remediation found in references.
amd epyc 7662	All versions
CPE cpe:2.3:h:amd:epyc_7662:-:::::::* Remediation No remediation found in references.
amd epyc 7642 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7642_firmware:::::::: Remediation No remediation found in references.
amd epyc 7642	All versions
CPE cpe:2.3:h:amd:epyc_7642:-:::::::* Remediation No remediation found in references.
amd epyc 7552 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7552_firmware:::::::: Remediation No remediation found in references.
amd epyc 7552	All versions
CPE cpe:2.3:h:amd:epyc_7552:-:::::::* Remediation No remediation found in references.
amd epyc 7542 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7542_firmware:::::::: Remediation No remediation found in references.
amd epyc 7542	All versions
CPE cpe:2.3:h:amd:epyc_7542:-:::::::* Remediation No remediation found in references.
amd epyc 7532 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7532_firmware:::::::: Remediation No remediation found in references.
amd epyc 7532	All versions
CPE cpe:2.3:h:amd:epyc_7532:-:::::::* Remediation No remediation found in references.
amd epyc 7502 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7502_firmware:::::::: Remediation No remediation found in references.
amd epyc 7502	All versions
CPE cpe:2.3:h:amd:epyc_7502:-:::::::* Remediation No remediation found in references.
amd epyc 7502p firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7502p_firmware:::::::: Remediation No remediation found in references.
amd epyc 7502p	All versions
CPE cpe:2.3:h:amd:epyc_7502p:-:::::::* Remediation No remediation found in references.
amd epyc 7452 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7452_firmware:::::::: Remediation No remediation found in references.
amd epyc 7452	All versions
CPE cpe:2.3:h:amd:epyc_7452:-:::::::* Remediation No remediation found in references.
amd epyc 7402 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7402_firmware:::::::: Remediation No remediation found in references.
amd epyc 7402	All versions
CPE cpe:2.3:h:amd:epyc_7402:-:::::::* Remediation No remediation found in references.
amd epyc 7402p firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7402p_firmware:::::::: Remediation No remediation found in references.
amd epyc 7402p	All versions
CPE cpe:2.3:h:amd:epyc_7402p:-:::::::* Remediation No remediation found in references.
amd epyc 7352 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7352_firmware:::::::: Remediation No remediation found in references.
amd epyc 7352	All versions
CPE cpe:2.3:h:amd:epyc_7352:-:::::::* Remediation No remediation found in references.
amd epyc 7302 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7302_firmware:::::::: Remediation No remediation found in references.
amd epyc 7302	All versions
CPE cpe:2.3:h:amd:epyc_7302:-:::::::* Remediation No remediation found in references.
amd epyc 7302p firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7302p_firmware:::::::: Remediation No remediation found in references.
amd epyc 7302p	All versions
CPE cpe:2.3:h:amd:epyc_7302p:-:::::::* Remediation No remediation found in references.
amd epyc 7282 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7282_firmware:::::::: Remediation No remediation found in references.
amd epyc 7282	All versions
CPE cpe:2.3:h:amd:epyc_7282:-:::::::* Remediation No remediation found in references.
amd epyc 7272 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7272_firmware:::::::: Remediation No remediation found in references.
amd epyc 7272	All versions
CPE cpe:2.3:h:amd:epyc_7272:-:::::::* Remediation No remediation found in references.
amd epyc 7262 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7262_firmware:::::::: Remediation No remediation found in references.
amd epyc 7262	All versions
CPE cpe:2.3:h:amd:epyc_7262:-:::::::* Remediation No remediation found in references.
amd epyc 7252 firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7252_firmware:::::::: Remediation No remediation found in references.
amd epyc 7252	All versions
CPE cpe:2.3:h:amd:epyc_7252:-:::::::* Remediation No remediation found in references.
amd epyc 7232p firmware	< romepi-sp3_1.0.0.c
CPE cpe:2.3:o:amd:epyc_7232p_firmware:::::::: Remediation No remediation found in references.
amd epyc 7232p	All versions
CPE cpe:2.3:h:amd:epyc_7232p:-:::::::* Remediation No remediation found in references.
amd epyc 7763 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7763_firmware:::::::: Remediation No remediation found in references.
amd epyc 7763	All versions
CPE cpe:2.3:h:amd:epyc_7763:-:::::::* Remediation No remediation found in references.
amd epyc 7713p firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7713p_firmware:::::::: Remediation No remediation found in references.
amd epyc 7713p	All versions
CPE cpe:2.3:h:amd:epyc_7713p:-:::::::* Remediation No remediation found in references.
amd epyc 7713 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7713_firmware:::::::: Remediation No remediation found in references.
amd epyc 7713	All versions
CPE cpe:2.3:h:amd:epyc_7713:-:::::::* Remediation No remediation found in references.
amd epyc 7663 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7663_firmware:::::::: Remediation No remediation found in references.
amd epyc 7663	All versions
CPE cpe:2.3:h:amd:epyc_7663:-:::::::* Remediation No remediation found in references.
amd epyc 7643 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7643_firmware:::::::: Remediation No remediation found in references.
amd epyc 7643	All versions
CPE cpe:2.3:h:amd:epyc_7643:-:::::::* Remediation No remediation found in references.
amd epyc 75f3 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_75f3_firmware:::::::: Remediation No remediation found in references.
amd epyc 75f3	All versions
CPE cpe:2.3:h:amd:epyc_75f3:-:::::::* Remediation No remediation found in references.
amd epyc 7543p firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7543p_firmware:::::::: Remediation No remediation found in references.
amd epyc 7543p	All versions
CPE cpe:2.3:h:amd:epyc_7543p:-:::::::* Remediation No remediation found in references.
amd epyc 7543 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7543_firmware:::::::: Remediation No remediation found in references.
amd epyc 7543	All versions
CPE cpe:2.3:h:amd:epyc_7543:-:::::::* Remediation No remediation found in references.
amd epyc 7513 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7513_firmware:::::::: Remediation No remediation found in references.
amd epyc 7513	All versions
CPE cpe:2.3:h:amd:epyc_7513:-:::::::* Remediation No remediation found in references.
amd epyc 7453 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7453_firmware:::::::: Remediation No remediation found in references.
amd epyc 7453	All versions
CPE cpe:2.3:h:amd:epyc_7453:-:::::::* Remediation No remediation found in references.
amd epyc 74f3 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_74f3_firmware:::::::: Remediation No remediation found in references.
amd epyc 74f3	All versions
CPE cpe:2.3:h:amd:epyc_74f3:-:::::::* Remediation No remediation found in references.
amd epyc 7443p firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7443p_firmware:::::::: Remediation No remediation found in references.
amd epyc 7443p	All versions
CPE cpe:2.3:h:amd:epyc_7443p:-:::::::* Remediation No remediation found in references.
amd epyc 7443 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7443_firmware:::::::: Remediation No remediation found in references.
amd epyc 7443	All versions
CPE cpe:2.3:h:amd:epyc_7443:-:::::::* Remediation No remediation found in references.
amd epyc 7413 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7413_firmware:::::::: Remediation No remediation found in references.
amd epyc 7413	All versions
CPE cpe:2.3:h:amd:epyc_7413:-:::::::* Remediation No remediation found in references.
amd epyc 73f3 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_73f3_firmware:::::::: Remediation No remediation found in references.
amd epyc 73f3	All versions
CPE cpe:2.3:h:amd:epyc_73f3:-:::::::* Remediation No remediation found in references.
amd epyc 7343 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7343_firmware:::::::: Remediation No remediation found in references.
amd epyc 7343	All versions
CPE cpe:2.3:h:amd:epyc_7343:-:::::::* Remediation No remediation found in references.
amd epyc 7313p firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7313p_firmware:::::::: Remediation No remediation found in references.
amd epyc 7313p	All versions
CPE cpe:2.3:h:amd:epyc_7313p:-:::::::* Remediation No remediation found in references.
amd epyc 7313 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_7313_firmware:::::::: Remediation No remediation found in references.
amd epyc 7313	All versions
CPE cpe:2.3:h:amd:epyc_7313:-:::::::* Remediation No remediation found in references.
amd epyc 72f3 firmware	< milanpi-sp3_1.0.0.4
CPE cpe:2.3:o:amd:epyc_72f3_firmware:::::::: Remediation No remediation found in references.
amd epyc 72f3	All versions
CPE cpe:2.3:h:amd:epyc_72f3:-:::::::* Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 18, 2021	Initial Analysis	[email protected]

CVE-2021-26320 Details

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Affected Products

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation