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

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CVE-2021-46757

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
13/02/2024
Last modified:
07/05/2025

Description

Insufficient checking of memory buffer in ASP<br /> Secure OS may allow an attacker with a malicious TA to read/write to the ASP<br /> Secure OS kernel virtual address space potentially leading to privilege<br /> escalation.

Impact

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

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x
7.80
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:amd:ryzen_embedded_5950e_firmware:*:*:*:*:*:*:*:* embam4pi_1.0.0.0 (excluding)
cpe:2.3:h:amd:ryzen_embedded_5950e:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_embedded_5900e_firmware:*:*:*:*:*:*:*:* embam4pi_1.0.0.0 (excluding)
cpe:2.3:h:amd:ryzen_embedded_5900e:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_embedded_5800e_firmware:*:*:*:*:*:*:*:* embam4pi_1.0.0.0 (excluding)
cpe:2.3:h:amd:ryzen_embedded_5800e:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_embedded_5600e_firmware:*:*:*:*:*:*:*:* embam4pi_1.0.0.0 (excluding)
cpe:2.3:h:amd:ryzen_embedded_5600e:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_embedded_v2516_firmware:*:*:*:*:*:*:*:* embeddedpi-fp6_1.0.0.6 (excluding)
cpe:2.3:h:amd:ryzen_embedded_v2516:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_embedded_v2546_firmware:*:*:*:*:*:*:*:* embeddedpi-fp6_1.0.0.6 (excluding)
cpe:2.3:h:amd:ryzen_embedded_v2546:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_embedded_v2718_firmware:*:*:*:*:*:*:*:* embeddedpi-fp6_1.0.0.6 (excluding)
cpe:2.3:h:amd:ryzen_embedded_v2718:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_embedded_v2748_firmware:*:*:*:*:*:*:*:* embeddedpi-fp6_1.0.0.6 (excluding)

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


References to Advisories, Solutions, and Tools