Executive Summary

Informations
Name CVE-2021-26391 First vendor Publication 2022-11-09
Vendor Cve Last vendor Modification 2025-05-01

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 7.8
Base Score 7.8 Environmental Score 7.8
impact SubScore 5.9 Temporal Score 7.8
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low 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

Insufficient verification of multiple header signatures while loading a Trusted Application (TA) may allow an attacker with privileges to gain code execution in that TA or the OS/kernel.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26391

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 1
Application 6
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 1
Os 1

Sources (Detail)

https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1029
Source Url

Alert History

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Date Informations
2025-05-27 01:41:07
  • Multiple Updates
2024-11-28 13:54:20
  • Multiple Updates
2023-10-28 13:10:22
  • Multiple Updates
2023-08-22 02:06:32
  • Multiple Updates
2022-11-23 17:27:24
  • Multiple Updates
2022-11-10 00:27:12
  • First insertion