CVE-2025-48514
MEDIUM EPSS 3.4%
Published Feb 10, 20264mo ago · Modified Jun 17, 20261w ago
4.0 CVSS 4.0
Published Feb 10, 2026 4mo ago
Last Modified Jun 17, 2026 1w ago
Description
Insufficient Granularity of Access Control in SEV firmware can allow a privileged attacker to create a SEV-ES Guest to attack SNP guest, potentially resulting in a loss of confidentiality.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Local
Attack Complexity Low
Privileges Required High
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
3.4% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-1220
References 1
- amd.com https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3023.html
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.