CVE-2021-46768

Insufficient input validation in SEV firmware may allow an attacker to perform out-of-bounds memory reads within the ASP boot loader, potentially leading to a denial of service.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032	Vendor Advisory
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:amd:romepi_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:amd:romepi:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:amd:milanpi_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:amd:milanpi:-:*:*:*:*:*:*:*

History

21 Nov 2024, 06:34

Type	Values Removed	Values Added
References	~~() https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 - Vendor Advisory~~	() https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 - Vendor Advisory

07 Nov 2023, 03:40

Type	Values Removed	Values Added
Summary	~~Insufficient input validation in SEV firmware may allow an attacker to perform out-of-bounds memory reads within the ASP boot loader, potentially leading to a denial of service.~~	Insufficient input validation in SEV firmware may allow an attacker to perform out-of-bounds memory reads within the ASP boot loader, potentially leading to a denial of service.

08 Aug 2023, 14:21

Type	Values Removed	Values Added
CWE	~~CWE-20~~	CWE-125

Information

Published : 2023-01-11 08:15

Updated : 2025-04-09 15:15

NVD link : CVE-2021-46768

Mitre link : CVE-2021-46768

CVE.ORG link : CVE-2021-46768

JSON object : View

Products Affected

amd

romepi_firmware
milanpi_firmware
milanpi
romepi

CWE

CWE-125

Out-of-bounds Read

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