CVE-2020-12966

moderate-risk
Published 2022-02-04

AMD EPYC™ Processors contain an information disclosure vulnerability in the Secure Encrypted Virtualization with Encrypted State (SEV-ES) and Secure Encrypted Virtualization with Secure Nested Paging (SEV-SNP). A local authenticated attacker could potentially exploit this vulnerability leading to leaking guest data by the malicious hypervisor.

Do I need to act?

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0.14% 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
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (20)

Affected Vendors

Amd

References (4)

Mailing List http://www.openwall.com/lists/oss-security/2022/08/08/6
Mitigation https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1013
Mailing List http://www.openwall.com/lists/oss-security/2022/08/08/6
Mitigation https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1013
49
/ 100
moderate-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 30/34 · Critical