CVE-2023-20515 - Vulnerability Details - OpenCVE

Improper access control in the fTPM driver in the trusted OS could allow a privileged attacker to corrupt system memory, potentially leading to loss of integrity, confidentiality, or availability.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required High

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00041.

Exploitation none

Automatable no

Technical Impact partial

No data.

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Advisories

Source	ID	Title
EUVD	EUVD-2023-24694	Improper access control in the fTPM driver in the trusted OS could allow a privileged attacker to corrupt system memory, potentially leading to loss of integrity, confidentiality, or availability.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-4008.html
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5004.html

History

Fri, 11 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00025}`	epss `{'score': 0.00028}`

Wed, 12 Feb 2025 16:15:00 +0000

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

Tue, 11 Feb 2025 21:30:00 +0000

Type	Values Removed	Values Added
Description		Improper access control in the fTPM driver in the trusted OS could allow a privileged attacker to corrupt system memory, potentially leading to loss of integrity, confidentiality, or availability.
Weaknesses		CWE-1284
References		https://www.amd.com/en/resources/product-security/bulletin/amd-sb-4008.html https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5004.html
Metrics		cvssV3_1 `{'score': 5.7, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L'}`

MITRE

Status: PUBLISHED

Assigner: AMD

Published: 2025-02-11T21:16:29.016Z

Updated: 2025-02-12T15:35:01.957Z

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

Link: CVE-2023-20515

Vulnrichment

Updated: 2025-02-12T15:34:57.457Z

NVD

Status : Received

Published: 2025-02-11T22:15:26.087

Modified: 2025-02-11T22:15:26.087

Link: CVE-2023-20515

Redhat

No data.

OpenCVE Enrichment

No data.

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