CVE-2023-20528

moderate-risk
Published 2023-01-11

Insufficient input validation in the SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C bus potentially leading to a loss of confidentiality.

Do I need to act?

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0.07% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
2
CVSS 2.4/10 Low
PHYSICAL / LOW complexity

Affected Vendors

Amd
36
/ 100
moderate-risk
Severity 10/34 · Low
Exploitability 0/34 · Minimal
Exposure 26/34 · High