Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2020-12965

Severity CVSS v4.0:
Pending analysis
Type:
CWE-74 Injection
Publication date:
04/02/2022
Last modified:
06/12/2023

Description

When combined with specific software sequences, AMD CPUs may transiently execute non-canonical loads and store using only the lower 48 address bits potentially resulting in data leakage.

Impact

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

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

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:amd:ryzen_pro_5650g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:amd:ryzen_pro_5650g:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_pro_5650ge_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:amd:ryzen_pro_5650ge:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_pro_5750g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:amd:ryzen_pro_5750g:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_pro_5750ge_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:amd:ryzen_pro_5750ge:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_pro_5350g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:amd:ryzen_pro_5350g:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_pro_5350ge_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:amd:ryzen_pro_5350ge:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_pro_4750g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:amd:ryzen_pro_4750g:-:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_pro_4750ge_firmware:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools