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CVE-2023-20584

Published: Aug 13, 2024Updated: Dec 12, 2024 Sources: CVE List NVD BDUNVD-CWE-noinfo
5.3MEDIUM
NVD MITRE
EPSS Score
0.2%
Top 92.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:HPR:HUI:NS:CC:NI:HA:N
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

AMD
commercial·USaka advanced micro devices
epyc 8024pn firmware
Hardware Firmware
epyc 8024p firmware
Hardware Firmware
epyc 8124pn firmware
Hardware Firmware
epyc 8124p firmware
Hardware Firmware
epyc 8224pn firmware
Hardware Firmware
epyc 8224p firmware
Hardware Firmware
epyc 8324pn firmware
Hardware Firmware
epyc 8324p firmware
Hardware Firmware
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special EditionOn-premOS
Operating Systems / linux-distro
Astra Linux Common EditionOn-premOS
Operating Systems / linux-distro
Сообщество свободного программного обеспечения
oss-projectaka fsf
Debian GNU/LinuxOn-premOS
Operating Systems / linux-distro
ООО «Ред Софт»
commercial·RUaka red soft
РЕД ОСOn-premOS
Operating Systems / linux-distro
Advanced Micro Devices Inc.
commercial·USaka amd
AMD64 Microcode
Hardware Firmware
АО «НППКТ»
commercial·RU
ОСОН ОСнова ОnyxOn-premOS
Operating Systems / linux-distro
and 59 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2023-20584?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://lore.kernel.org/all/20240820182655.42311-1-john.allen@amd.com/
lore.kernel.org
https://nvd.nist.gov/vuln/detail/CVE-2023-20584
nvd.nist.gov
https://security-tracker.debian.org/tracker/CVE-2023-20584
security-tracker.debian.org
and 6 more references View all →
News mentions
Could not load news mentions.

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