NVD

CVE-2021-26403 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

Current Description

Insufficient checks in SEV may lead to a malicious hypervisor disclosing the launch secret potentially resulting in compromise of VM confidentiality.

View Analysis Description

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

NIST: NVD

Base Score: 6.5 MEDIUM

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: N/A

NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032	Vendor Advisory
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-noinfo	Insufficient Information	NIST

Known Affected Software Configurations Switch to CPE 2.2

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Denotes Vulnerable Software
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Change History

4 change records found show changes

Initial Analysis by NIST 1/18/2023 6:12:17 PM

Action	Type	Old Value	New Value
Added	CVSS V3.1		NIST AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Added	CWE		NIST NVD-CWE-noinfo
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7001_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7001:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7002_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7002:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7232p_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7232p:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7251_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7251:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7252_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7252:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7261_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7261:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7262_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7262:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7272_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7272:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7281_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7281:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7282_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7282:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7301_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7301:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7302_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7302:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7302p_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7302p:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7351_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7351:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7351p_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7351p:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7352_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7352:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7371_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7371:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7401_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7401:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7401p_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7401p:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7402_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7402:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7402p_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7402p:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7451_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7451:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7452_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7452:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7501_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7501:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7502_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7502:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7502p_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7502p:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7532_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7532:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7542_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7542:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7551_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7551:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7551p_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7551p:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7552_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7552:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7601_firmware::::::::* versions up to (excluding) naplespi_1.0.0.e OR cpe:2.3:h:amd:epyc_7601:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7642_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7642:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7662_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7662:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7702_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7702:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7702p_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7702p:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7742_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7742:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7f32_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7f32:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7f52_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7f52:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7f72_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7f72:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:amd:epyc_7h12_firmware::::::::* versions up to (excluding) romepi_1.0.0.9 OR cpe:2.3:h:amd:epyc_7h12:-:::::::*
Changed	Reference Type	https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 No Types Assigned	https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2021-26403
NVD Published Date:
01/11/2023
NVD Last Modified:
11/21/2024
Source:
Advanced Micro Devices Inc.

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2021-26403 Detail

Current Description

Analysis Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Change History

CVE Modified by CVE 11/21/2024 12:56:18 AM

CVE Modified by Advanced Micro Devices Inc. 5/14/2024 4:36:09 AM

CVE Modified by Advanced Micro Devices Inc. 11/06/2023 10:31:44 PM

Initial Analysis by NIST 1/18/2023 6:12:17 PM

Quick Info