CVE-2023-20518 - Vulnerability Details - OpenCVE

ReportizFlow

Incomplete cleanup in the ASP may expose the Master Encryption Key (MEK) to a privileged attacker with access to the BIOS menu or UEFI shell and a memory exfiltration vulnerability, potentially resulting in loss of confidentiality.

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required High

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

No data.

No data.

No data.

References

Link	Providers
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5002.html

History

Tue, 05 Nov 2024 17:15:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-459

Thu, 15 Aug 2024 15:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Tue, 13 Aug 2024 17:00:00 +0000

Type	Values Removed	Values Added
Description		Incomplete cleanup in the ASP may expose the Master Encryption Key (MEK) to a privileged attacker with access to the BIOS menu or UEFI shell and a memory exfiltration vulnerability, potentially resulting in loss of confidentiality.
References		https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5002.html
Metrics		cvssV3_1 `{'score': 1.9, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N'}`

MITRE

Status: PUBLISHED

Assigner: AMD

Published: 2024-08-13T16:52:55.976Z

Updated: 2024-11-05T17:10:30.170Z

Reserved: 2022-10-27T18:53:39.736Z

Link: CVE-2023-20518

Vulnrichment

Updated: 2024-08-15T14:20:32.050Z

NVD

Status : Awaiting Analysis

Published: 2024-08-13T17:15:19.330

Modified: 2024-11-05T17:35:02.627

Link: CVE-2023-20518

Redhat

No data.

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