CVE-2026-0003
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 profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
What each source reports
CVE List Score used
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.
- Record
CVE-2026-0003- CVSS 4.0
- 5.9 Medium
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 - Weakness
- CWE-321
- Updated
- 2026-11-10
EUVDEUVD-2026-123050
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.
- Record
EUVD-2026-123050- CVSS 4.0
- 5.9 Medium
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 - Updated
- 2026-11-10
Affected products
- amd epyc™ 7003 series processors
- amd epyc™ 8004 series processors
- amd epyc™ 9004 series processors
- amd epyc™ embedded 7003 series processors
- amd epyc™ embedded 8004 series processors
- amd epyc™ embedded 9004 series processors (formerly codenamed "bergamo")
- amd epyc™ embedded 9004 series processors (formerly codenamed "genoa")
History
| Recorded | Changed | Sources |
|---|---|---|
| cwes, severity | CVE List | |
| first indexed | EUVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-0003 is a medium vulnerability (CVSS 5.9) in Amd Epyc™ 7003 Series Processors, published November 10, 2026. No source lists public exploit code. No source names a fixed version.