Executive Summary

Informations
Name CVE-2021-46754 First vendor Publication 2023-05-09
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Overall CVSS Score 9.1
Base Score 9.1 Environmental Score 9.1
impact SubScore 5.2 Temporal Score 9.1
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

Insufficient input validation in the ASP (AMD Secure Processor) bootloader may allow an attacker with a compromised Uapp or ABL to coerce the bootloader into exposing sensitive information to the SMU (System Management Unit) resulting in a potential loss of confidentiality and integrity.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-46754

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 2
Os 2
Os 2
Os 4
Os 4
Os 4
Os 4
Os 4
Os 4
Os 4
Os 4
Os 4
Os 4
Os 4
Os 4
Os 4
Os 4
Os 4
Os 4
Os 4
Os 4
Os 5
Os 5
Os 5
Os 5
Os 5
Os 5
Os 5
Os 5
Os 5
Os 5
Os 5
Os 5
Os 5
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 4

Sources (Detail)

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001
Source Url

Alert History

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Date Informations
2024-11-28 14:03:25
  • Multiple Updates
2024-02-14 00:27:56
  • Multiple Updates
2023-05-22 21:27:35
  • Multiple Updates
2023-05-10 00:27:15
  • First insertion