Executive Summary

Informations
Name CVE-2023-20528 First vendor Publication 2023-01-11
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Overall CVSS Score 2.4
Base Score 2.4 Environmental Score 2.4
impact SubScore 1.4 Temporal Score 2.4
Exploitabality Sub Score 0.9
 
Attack Vector Physical Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact Low
Integrity Impact None 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 SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C bus potentially leading to a loss of confidentiality.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-20528

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

CPE : Common Platform Enumeration

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

Sources (Detail)

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

Alert History

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Date Informations
2024-11-28 14:20:29
  • Multiple Updates
2023-11-07 21:30:34
  • Multiple Updates
2023-09-23 02:25:57
  • Multiple Updates
2023-01-20 21:27:19
  • Multiple Updates
2023-01-11 21:27:17
  • Multiple Updates
2023-01-11 13:27:13
  • First insertion