Executive Summary

Informations
Name CVE-2021-39298 First vendor Publication 2022-02-16
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Overall CVSS Score 8.8
Base Score 8.8 Environmental Score 8.8
impact SubScore 6 Temporal Score 8.8
Exploitabality Sub Score 2
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Changed Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score 7.2 Attack Range Local
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A potential vulnerability in AMD System Management Mode (SMM) interrupt handler may allow an attacker with high privileges to access the SMM resulting in arbitrary code execution which could be used by malicious actors to bypass security mechanisms provided in the UEFI firmware.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39298

CPE : Common Platform Enumeration

TypeDescriptionCount
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
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 3
Os 3
Os 3
Os 3
Os 3
Os 1
Os 3
Os 3
Os 3
Os 2
Os 2
Os 2
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 3
Os 3
Os 2
Os 1
Os 3
Os 2
Os 2
Os 2
Os 2
Os 1
Os 2
Os 2
Os 2
Os 2
Os 2
Os 2
Os 2
Os 1
Os 1
Os 1
Os 3
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
Os 1
Os 1
Os 1
Os 1
Os 1
Os 3
Os 3
Os 3
Os 3
Os 2
Os 3
Os 3
Os 2
Os 2
Os 1
Os 1
Os 3
Os 3
Os 2
Os 3
Os 3
Os 3
Os 3
Os 3
Os 3
Os 2
Os 2
Os 2
Os 2
Os 2
Os 3
Os 3
Os 3
Os 3
Os 2
Os 2
Os 3
Os 3
Os 2
Os 3
Os 3
Os 2
Os 1
Os 1
Os 1
Os 3
Os 3
Os 6
Os 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 2
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 2
Os 2
Os 1

Sources (Detail)

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1027
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032
Source Url

Alert History

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Date Informations
2023-11-07 21:32:48
  • Multiple Updates
2023-02-22 02:07:18
  • Multiple Updates
2023-02-17 02:06:58
  • Multiple Updates
2023-02-11 02:12:46
  • Multiple Updates
2023-01-11 13:27:33
  • Multiple Updates
2022-05-13 00:23:11
  • Multiple Updates
2022-03-08 00:23:08
  • Multiple Updates
2022-02-16 21:22:55
  • First insertion