Executive Summary

Informations
Name CVE-2021-46760 First vendor Publication 2023-05-09
Vendor Cve Last vendor Modification 2025-01-27

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:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
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 High
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

A malicious or compromised UApp or ABL can send a malformed system call to the bootloader, which may result in an out-of-bounds memory access that may potentially lead to an attacker leaking sensitive information or achieving code execution.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-46760

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-119 Failure to Constrain Operations within the Bounds of a Memory Buffer

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 3
Os 3
Os 3
Os 3
Os 3
Os 3
Os 3

Sources (Detail)

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

Alert History

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Date Informations
2025-01-27 21:21:03
  • Multiple Updates
2024-11-28 14:03:25
  • Multiple Updates
2023-05-22 21:27:34
  • Multiple Updates
2023-05-10 00:27:14
  • First insertion