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CVE-2023-20575

MEDIUM
6.5
CVSS Score
Published: July 11, 2023 at 06:29 PM UTC
Updated: June 17, 2026 at 05:30 AM UTC
180 products affected across 1 vendorEpyc 7663 FirmwareEpyc 7713P FirmwareEpyc 7413 Firmware

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

A potential power side-channel vulnerability in some AMD processors may allow an authenticated attacker to use the power reporting functionality to monitor a program’s execution inside an AMD SEV VM potentially resulting in a leak of sensitive information.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Epyc 5552 Firmware· AMD
95%
All versions
amd-epyc-5552 (same device)
Epyc 7232P Firmware· AMD
95%
All versions
amd-epyc-7232p (same device)
Epyc 7251 Firmware· AMD
95%
All versions
amd-epyc-7251 (same device)
Epyc 7252 Firmware· AMD
95%
All versions
amd-epyc-7252 (same device)
Epyc 7262 Firmware· AMD
95%
All versions
amd-epyc-7262 (same device)
Epyc 7272 Firmware· AMD
95%
All versions
amd-epyc-7272 (same device)
Epyc 7281 Firmware· AMD
95%
All versions
amd-epyc-7281 (same device)
Epyc 72F3 Firmware· AMD
95%
All versions
amd-epyc-72f3 (same device)
Epyc 7301 Firmware· AMD
95%
All versions
amd-epyc-7301 (same device)
Epyc 7302 Firmware· AMD
95%
All versions
amd-epyc-7302 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3004

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-203

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