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    Dashboard / CVE / CVE-2023-20584

    CVE-2023-20584

    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.

    Published:Aug 13, 2024
    Last Modified:Dec 12, 2024
    EPS:Aug 13, 2024
    EPSS Score:0.00038
    CVSS Score:5.3

    Affected Products

    Vendor
    Amd
    Product
    Epyc 7203
    Vendor
    Amd
    Product
    Epyc 7203 Firmware
    Vendor
    Amd
    Product
    Epyc 7203p
    Vendor
    Amd
    Product
    Epyc 7203p Firmware
    Vendor
    Amd
    Product
    Epyc 72f3
    Vendor
    Amd
    Product
    Epyc 72f3 Firmware
    Vendor
    Amd
    Product
    Epyc 7303
    Vendor
    Amd
    Product
    Epyc 7303 Firmware
    Vendor
    Amd
    Product
    Epyc 7303p
    Vendor
    Amd
    Product
    Epyc 7303p Firmware
    Vendor
    Amd
    Product
    Epyc 7313
    Vendor
    Amd
    Product
    Epyc 7313 Firmware
    Vendor
    Amd
    Product
    Epyc 7313p
    Vendor
    Amd
    Product
    Epyc 7313p Firmware
    Vendor
    Amd
    Product
    Epyc 7343
    Vendor
    Amd
    Product
    Epyc 7343 Firmware
    Vendor
    Amd
    Product
    Epyc 7373x
    Vendor
    Amd
    Product
    Epyc 7373x Firmware
    Vendor
    Amd
    Product
    Epyc 73f3
    Vendor
    Amd
    Product
    Epyc 73f3 Firmware
    Vendor
    Amd
    Product
    Epyc 7413
    Vendor
    Amd
    Product
    Epyc 7413 Firmware
    Vendor
    Amd
    Product
    Epyc 7443
    Vendor
    Amd
    Product
    Epyc 7443 Firmware
    Vendor
    Amd
    Product
    Epyc 7443p
    Vendor
    Amd
    Product
    Epyc 7443p Firmware
    Vendor
    Amd
    Product
    Epyc 7453
    Vendor
    Amd
    Product
    Epyc 7453 Firmware
    Vendor
    Amd
    Product
    Epyc 7473x
    Vendor
    Amd
    Product
    Epyc 7473x Firmware
    Vendor
    Amd
    Product
    Epyc 74f3
    Vendor
    Amd
    Product
    Epyc 74f3 Firmware
    Vendor
    Amd
    Product
    Epyc 7513
    Vendor
    Amd
    Product
    Epyc 7513 Firmware
    Vendor
    Amd
    Product
    Epyc 7543
    Vendor
    Amd
    Product
    Epyc 7543 Firmware
    Vendor
    Amd
    Product
    Epyc 7543p
    Vendor
    Amd
    Product
    Epyc 7543p Firmware
    Vendor
    Amd
    Product
    Epyc 7573x
    Vendor
    Amd
    Product
    Epyc 7573x Firmware
    Vendor
    Amd
    Product
    Epyc 75f3
    Vendor
    Amd
    Product
    Epyc 75f3 Firmware
    Vendor
    Amd
    Product
    Epyc 7643
    Vendor
    Amd
    Product
    Epyc 7643 Firmware
    Vendor
    Amd
    Product
    Epyc 7643p
    Vendor
    Amd
    Product
    Epyc 7643p Firmware
    Vendor
    Amd
    Product
    Epyc 7663
    Vendor
    Amd
    Product
    Epyc 7663 Firmware
    Vendor
    Amd
    Product
    Epyc 7663p
    Vendor
    Amd
    Product
    Epyc 7663p Firmware
    Vendor
    Amd
    Product
    Epyc 7713
    Vendor
    Amd
    Product
    Epyc 7713 Firmware
    Vendor
    Amd
    Product
    Epyc 7713p
    Vendor
    Amd
    Product
    Epyc 7713p Firmware
    Vendor
    Amd
    Product
    Epyc 7763
    Vendor
    Amd
    Product
    Epyc 7763 Firmware
    Vendor
    Amd
    Product
    Epyc 7773x
    Vendor
    Amd
    Product
    Epyc 7773x Firmware
    Vendor
    Amd
    Product
    Epyc 8024p
    Vendor
    Amd
    Product
    Epyc 8024p Firmware
    Vendor
    Amd
    Product
    Epyc 8024pn
    Vendor
    Amd
    Product
    Epyc 8024pn Firmware
    Vendor
    Amd
    Product
    Epyc 8124p
    Vendor
    Amd
    Product
    Epyc 8124p Firmware
    Vendor
    Amd
    Product
    Epyc 8124pn
    Vendor
    Amd
    Product
    Epyc 8124pn Firmware
    Vendor
    Amd
    Product
    Epyc 8224p
    Vendor
    Amd
    Product
    Epyc 8224p Firmware
    Vendor
    Amd
    Product
    Epyc 8224pn
    Vendor
    Amd
    Product
    Epyc 8224pn Firmware
    Vendor
    Amd
    Product
    Epyc 8324p
    Vendor
    Amd
    Product
    Epyc 8324p Firmware
    Vendor
    Amd
    Product
    Epyc 8324pn
    Vendor
    Amd
    Product
    Epyc 8324pn Firmware
    Vendor
    Amd
    Product
    Epyc 8434p
    Vendor
    Amd
    Product
    Epyc 8434p Firmware
    Vendor
    Amd
    Product
    Epyc 8434pn
    Vendor
    Amd
    Product
    Epyc 8434pn Firmware
    Vendor
    Amd
    Product
    Epyc 8534p
    Vendor
    Amd
    Product
    Epyc 8534p Firmware
    Vendor
    Amd
    Product
    Epyc 8534pn
    Vendor
    Amd
    Product
    Epyc 8534pn Firmware
    Vendor
    Amd
    Product
    Epyc 9124
    Vendor
    Amd
    Product
    Epyc 9124 Firmware
    Vendor
    Amd
    Product
    Epyc 9174f
    Vendor
    Amd
    Product
    Epyc 9174f Firmware
    Vendor
    Amd
    Product
    Epyc 9184x
    Vendor
    Amd
    Product
    Epyc 9184x Firmware
    Vendor
    Amd
    Product
    Epyc 9224
    Vendor
    Amd
    Product
    Epyc 9224 Firmware
    Vendor
    Amd
    Product
    Epyc 9254
    Vendor
    Amd
    Product
    Epyc 9254 Firmware
    Vendor
    Amd
    Product
    Epyc 9274f
    Vendor
    Amd
    Product
    Epyc 9274f Firmware
    Vendor
    Amd
    Product
    Epyc 9334
    Vendor
    Amd
    Product
    Epyc 9334 Firmware
    Vendor
    Amd
    Product
    Epyc 9354
    Vendor
    Amd
    Product
    Epyc 9354 Firmware
    Vendor
    Amd
    Product
    Epyc 9354p
    Vendor
    Amd
    Product
    Epyc 9354p Firmware
    Vendor
    Amd
    Product
    Epyc 9374f
    Vendor
    Amd
    Product
    Epyc 9374f Firmware
    Vendor
    Amd
    Product
    Epyc 9384x
    Vendor
    Amd
    Product
    Epyc 9384x Firmware
    Vendor
    Amd
    Product
    Epyc 9454
    Vendor
    Amd
    Product
    Epyc 9454 Firmware
    Vendor
    Amd
    Product
    Epyc 9454p
    Vendor
    Amd
    Product
    Epyc 9454p Firmware
    Vendor
    Amd
    Product
    Epyc 9474f
    Vendor
    Amd
    Product
    Epyc 9474f Firmware
    Vendor
    Amd
    Product
    Epyc 9534
    Vendor
    Amd
    Product
    Epyc 9534 Firmware
    Vendor
    Amd
    Product
    Epyc 9554
    Vendor
    Amd
    Product
    Epyc 9554 Firmware
    Vendor
    Amd
    Product
    Epyc 9554p
    Vendor
    Amd
    Product
    Epyc 9554p Firmware
    Vendor
    Amd
    Product
    Epyc 9634
    Vendor
    Amd
    Product
    Epyc 9634 Firmware
    Vendor
    Amd
    Product
    Epyc 9654
    Vendor
    Amd
    Product
    Epyc 9654 Firmware
    Vendor
    Amd
    Product
    Epyc 9654p
    Vendor
    Amd
    Product
    Epyc 9654p Firmware
    Vendor
    Amd
    Product
    Epyc 9684x
    Vendor
    Amd
    Product
    Epyc 9684x Firmware
    Vendor
    Amd
    Product
    Epyc 9734
    Vendor
    Amd
    Product
    Epyc 9734 Firmware
    Vendor
    Amd
    Product
    Epyc 9754
    Vendor
    Amd
    Product
    Epyc 9754 Firmware
    Vendor
    Amd
    Product
    Epyc 9754s
    Vendor
    Amd
    Product
    Epyc 9754s Firmware
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Rhel Aus
    Vendor
    Redhat
    Product
    Rhel E4s
    Vendor
    Redhat
    Product
    Rhel Eus
    Vendor
    Redhat
    Product
    Rhel Tus

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2023-20591 (CVSS 6.5) — Improper re-initialization of IOMMU during the DRTM event may permit an untrusted platform configuration to pe…
    CVE-2023-20578 (CVSS 7.5) — A TOCTOU (Time-Of-Check-Time-Of-Use) in SMM may allow an attacker with ring0 privileges and access to the BIOS…
    CVE-2021-26344 (CVSS 7.2) — An out of bounds memory write when processing the AMD PSP1 Configuration Block (APCB) could allow an attacker …
    CVE-2023-31355 (CVSS 6) — Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to overwrite a gue…
    CVE-2024-21978 (CVSS 6) — Improper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory pote…
    CVE-2024-21980 (CVSS 7.9) — Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to potentially ove…
    CVE-2023-20573 (CVSS 3.2) — A privileged attacker can prevent delivery of debug exceptions to SEV-SNP guests potentially resulting in gues…
    CVE-2023-20566 (CVSS 5.3) — Improper address validation in ASP with SNP enabled may potentially allow an attacker to compromise guest memo…
    CVE-2022-23830 (CVSS 1.9) — SMM configuration may not be immutable, as intended, when SNP is enabled resulting in a potential limited loss…
    CVE-2021-26345 (CVSS 1.9) — Failure to validate the value in APCB may allow a privileged attacker to tamper with the APCB token to force a…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High