Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2023-20530

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
11/01/2023
Last modified:
07/04/2025

Description

Insufficient input validation of BIOS mailbox messages in SMU may result in out-of-bounds memory reads potentially resulting in a denial of service.<br />

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
7.50
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:amd:epyc_7003_firmware:*:*:*:*:*:*:*:* milanpi_1.0.0.5 (excluding)
cpe:2.3:h:amd:epyc_7003:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_72f3_firmware:*:*:*:*:*:*:*:* milanpi_1.0.0.5 (excluding)
cpe:2.3:h:amd:epyc_72f3:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7313_firmware:*:*:*:*:*:*:*:* milanpi_1.0.0.5 (excluding)
cpe:2.3:h:amd:epyc_7313:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7313p_firmware:*:*:*:*:*:*:*:* milanpi_1.0.0.5 (excluding)
cpe:2.3:h:amd:epyc_7313p:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7343_firmware:*:*:*:*:*:*:*:* milanpi_1.0.0.5 (excluding)
cpe:2.3:h:amd:epyc_7343:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7373x_firmware:*:*:*:*:*:*:*:* milanpi_1.0.0.5 (excluding)
cpe:2.3:h:amd:epyc_7373x:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_73f3_firmware:*:*:*:*:*:*:*:* milanpi_1.0.0.5 (excluding)
cpe:2.3:h:amd:epyc_73f3:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7413_firmware:*:*:*:*:*:*:*:* milanpi_1.0.0.5 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools