CVE-2023-20587 - Vulnerability Details - OpenCVE

Improper
Access Control in System Management Mode (SMM) may allow an attacker access to
the SPI flash potentially leading to arbitrary code execution.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00035.

Exploitation none

Automatable no

Technical Impact total

No data.

No data.

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2023-24766	Improper Access Control in System Management Mode (SMM) may allow an attacker access to the SPI flash potentially leading to arbitrary code execution.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://nvd.nist.gov/vuln/detail/CVE-2023-20587
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7009
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7009.html
https://www.cve.org/CVERecord?id=CVE-2023-20587

History

Wed, 07 May 2025 21:15:00 +0000

Type	Values Removed	Values Added
Metrics	cvssV3_1 `{'score': 8.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}`	ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}` cvssV3_1 `{'score': 7.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: AMD

Published: 2024-02-13T19:31:22.706Z

Updated: 2025-05-07T21:10:03.008Z

Reserved: 2022-10-27T18:53:39.759Z

Link: CVE-2023-20587

Vulnrichment

Updated: 2024-08-02T09:05:36.265Z

NVD

Status : Awaiting Analysis

Published: 2024-02-13T20:15:52.677

Modified: 2025-05-07T22:15:16.463

Link: CVE-2023-20587

Redhat

Severity : Important

Publid Date: 2024-02-13T00:00:00Z

Links: CVE-2023-20587 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

CWE-284

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