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

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2023-20528

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 in the SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C bus potentially leading to a loss of confidentiality.<br />

Impact

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

Base Score: 2.40 LOW
Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

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

Base Score 3.x
2.40
Severity 3.x
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:amd:epyc_7h12_firmware:*:*:*:*:*:*:*:* romepi_1.0.0.c (excluding)
cpe:2.3:h:amd:epyc_7h12:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7f72_firmware:*:*:*:*:*:*:*:* romepi_1.0.0.c (excluding)
cpe:2.3:h:amd:epyc_7f72:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7f52_firmware:*:*:*:*:*:*:*:* romepi_1.0.0.c (excluding)
cpe:2.3:h:amd:epyc_7f52:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7f32_firmware:*:*:*:*:*:*:*:* romepi_1.0.0.c (excluding)
cpe:2.3:h:amd:epyc_7f32:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7742_firmware:*:*:*:*:*:*:*:* romepi_1.0.0.c (excluding)
cpe:2.3:h:amd:epyc_7742:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7702p_firmware:*:*:*:*:*:*:*:* romepi_1.0.0.c (excluding)
cpe:2.3:h:amd:epyc_7702p:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7702_firmware:*:*:*:*:*:*:*:* romepi_1.0.0.c (excluding)
cpe:2.3:h:amd:epyc_7702:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:epyc_7662_firmware:*:*:*:*:*:*:*:* romepi_1.0.0.c (excluding)

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


References to Advisories, Solutions, and Tools