Executive Summary

Informations
Name CVE-2021-26379 First vendor Publication 2023-05-09
Vendor Cve Last vendor Modification 2023-05-22

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

Insufficient input validation of mailbox data in the SMU may allow an attacker to coerce the SMU to corrupt SMRAM, potentially leading to a loss of integrity and privilege escalation.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26379

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 2
Os 2
Os 2
Os 2
Os 2
Os 4
Os 2
Os 2
Os 4
Os 4
Os 4
Os 2
Os 4
Os 4
Os 2
Os 2
Os 4
Os 4
Os 4
Os 2
Os 4
Os 3
Os 4
Os 2
Os 2
Os 4
Os 2
Os 2
Os 4
Os 4
Os 2
Os 4
Os 4
Os 2
Os 4
Os 2
Os 4
Os 2
Os 2
Os 4
Os 4
Os 2
Os 4
Os 4
Os 2
Os 2
Os 2
Os 2

Sources (Detail)

Source Url
MISC https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001

Alert History

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0
1
2
Date Informations
2023-09-23 02:10:14
  • Multiple Updates
2023-05-22 21:27:35
  • Multiple Updates
2023-05-10 00:27:15
  • First insertion