CVE-2023-20584
Published: Aug 13, 2024
Modified: Nov 5, 2024
CVSS v3.1
5.3
Description
IOMMU improperly handles certain special address ranges with invalid device table entries (DTEs), which may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest integrity.
| Vendor | Product | Versions |
|---|---|---|
AMD | AMD EPYC™ 7003 Processors | unaffected MilanPI 1.0.0.C |
AMD | AMD EPYC™ 9004 Processors | unaffected GenoaPI 1.0.0.B |
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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