CVE Vulnerability

CVE-2020-12966

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.

2.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1013 Mitigation Vendor Advisory
http://www.openwall.com/lists/oss-security/2022/08/08/6 Mailing List Third Party Advisory
Configurations

Configuration 1
Information

Published : 2022-02-04 11:15

Updated : 2022-10-26 02:32

NVD link : CVE-2020-12966

Mitre link : CVE-2020-12966

Products Affected

Amd

Epyc 7451

CWE
CWE-200