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CVE-2023-20592

Published: Nov 14, 2023Updated: Nov 21, 2024 Sources: CVE List NVD BDUNVD-CWE-noinfo
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
1.0%
Top 41.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Improper or unexpected behavior of the INVD instruction in some AMD CPUs may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU leading to a potential loss of guest virtual machine (VM) memory integrity.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:NI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

1st Gen AMD EPYC™ ProcessorsAMDHardware Firmware
2nd Gen AMD EPYC™ ProcessorsAMDHardware Firmware
3rd Gen AMD EPYC™ Processors AMDHardware Firmware
epyc 7001 firmwareamdHardware Firmware
epyc 7251 firmwareamdHardware Firmware
amdcommercialUSHardware Firmwareaka advanced micro devices
and 73 more affected products View all →

Exploitability

Official Patch Available

References

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3005
amd.com
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3005.html
amd.com
https://access.redhat.com/security/cve/cve-2023-20592
access.redhat.com
and 2 more references View all →

Timeline

Published
Nov 14, 2023
Last Updated
Nov 21, 2024

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