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CVE-2023-20583

Software based Power Side Channel on AMD CPUs

Published: Aug 1, 2023Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-203
NVD MITRE
4.7CVSSMEDIUM
EPSS Score
0.3%
Top 82.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A potential power side-channel vulnerability in AMD processors may allow an authenticated attacker to monitor the CPU power consumption as the data in a cache line changes over time potentially resulting in a leak of sensitive information.

CVSS Vector Breakdown

AV:LAC:HPR:LUI:NS:UC:HI:NA:N
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-203

Affected Products

AMDAdvanced Micro Devices Inc.Hardware Firmware
ProcessorsAMDHardware Firmware
*amd
Embedded
Hardware Firmware / cpu-gpu
advanced micro devices inc.commercialUSHardware Firmwareaka amd
amdcommercialUSHardware Firmwareaka advanced micro devices

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Discovery
View detailed technique mapping

References

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7006.html
amd.com
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7006
amd.com

Timeline

Published
Aug 1, 2023
Last Updated
Nov 21, 2024

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