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

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CVE-2023-20571

Severity CVSS v4.0:
Pending analysis
Type:
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Publication date:
14/11/2023
Last modified:
28/11/2023

Description

A race condition in System Management Mode (SMM) code may allow an attacker using a compromised user space to leverage CVE-2018-8897 potentially resulting in privilege escalation.<br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />

Impact

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

Base Score: 8.10 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x
8.10
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:amd:ryzen_3_5100_firmware:*:*:*:*:*:*:*:* comboam4v2_1.2.0.b (excluding)
cpe:2.3:h:amd:ryzen_3_5100:-:*:*:*:*:*:*:*
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_5_5500_firmware:*:*:*:*:*:*:*:* comboam4v2_1.2.0.b (excluding)
cpe:2.3:h:amd:ryzen_5_5500:-:*:*:*:*:*:*:*
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_7_5700_firmware:*:*:*:*:*:*:*:* comboam4v2_1.2.0.b (excluding)
cpe:2.3:h:amd:ryzen_7_5700:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_7_5700g_firmware:*:*:*:*:*:*:*:* comboam4v2_1.2.0.b (excluding)

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


References to Advisories, Solutions, and Tools