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-2023-20596

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
14/11/2023
Last modified:
21/11/2023

Description

Improper input validation in the SMM Supervisor may allow an attacker with a compromised SMI handler to gain Ring0 access potentially leading to arbitrary code execution.<br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />

Impact

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

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x
9.80
Severity 3.x
CRITICAL

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:amd:ryzen_7_5700g_firmware:*:*:*:*:*:*:*:* comboam4v2_1.2.0.b (excluding)
cpe:2.3:h:amd:ryzen_7_5700g:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_7_5700ge_firmware:*:*:*:*:*:*:*:* comboam4v2_1.2.0.b (excluding)
cpe:2.3:h:amd:ryzen_7_5700ge:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5_5600g_firmware:*:*:*:*:*:*:*:* comboam4v2_1.2.0.b (excluding)
cpe:2.3:h:amd:ryzen_5_5600g:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5_5600ge_firmware:*:*:*:*:*:*:*:* comboam4v2_1.2.0.b (excluding)
cpe:2.3:h:amd:ryzen_5_5600ge:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3_5300g_firmware:*:*:*:*:*:*:*:* comboam4v2_1.2.0.b (excluding)
cpe:2.3:h:amd:ryzen_3_5300g:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3_5300ge_firmware:*:*:*:*:*:*:*:* comboam4v2_1.2.0.b (excluding)
cpe:2.3:h:amd:ryzen_3_5300ge:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_9_7950x3d_firmware:*:*:*:*:*:*:*:* comboam5pi_1.0.8.0 (excluding)
cpe:2.3:h:amd:ryzen_9_7950x3d:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_9_7950x_firmware:*:*:*:*:*:*:*:* comboam5pi_1.0.8.0 (excluding)

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


References to Advisories, Solutions, and Tools