CVE-2026-0003 - Vulnerability Details - OpenCVE

Use of a per-part static key in the ASP Bootloader could allow an attacker to downgrade the Secure Encrypted Virtualization (SEV) firmware and exploit known vulnerabilities to decrypt memory potentially resulting in loss of confidentiality.

Attack Vector Local

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

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References

Link	Providers
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3038.html

History

Tue, 10 Nov 2026 22:30:00 +0000

Type	Values Removed	Values Added
Description		Use of a per-part static key in the ASP Bootloader could allow an attacker to downgrade the Secure Encrypted Virtualization (SEV) firmware and exploit known vulnerabilities to decrypt memory potentially resulting in loss of confidentiality.
Weaknesses		CWE-321
References		https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3038.html
Metrics		cvssV4_0 `{'score': 5.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: AMD

Published: 2026-11-10T22:12:39.351Z

Updated: 2026-11-10T22:12:39.351Z

Reserved: 2025-10-09T19:57:20.770Z

Link: CVE-2026-0003

Vulnrichment

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NVD

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Redhat

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