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-2020-8705

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
12/11/2020
Last modified:
30/11/2020

Description

Insecure default initialization of resource in Intel(R) Boot Guard in Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70, 13.0.40, 13.30.10, 14.0.45 and 14.5.25, Intel(R) TXE versions before 3.1.80 and 4.0.30, Intel(R) SPS versions before E5_04.01.04.400, E3_04.01.04.200, SoC-X_04.00.04.200 and SoC-A_04.00.04.300 may allow an unauthenticated user to potentially enable escalation of privileges via physical access.

Impact

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

Base Score: 6.80 MEDIUM
Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Physical
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
6.80
Severity 3.x
MEDIUM
Vector 2.0
AV:L/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 4.60 MEDIUM
Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P

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

Base Score 2.0
4.60
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:* 11.8.80 (excluding)
cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:* 11.12.0 (including) 11.12.80 (excluding)
cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:* 11.22.0 (including) 11.22.80 (excluding)
cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:* 12.0 (including) 12.0.70 (excluding)
cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:* 13.0 (including) 13.0.40 (excluding)
cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:* 13.30.0 (including) 13.30.10 (excluding)
cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:* 14.0 (including) 14.0.45 (excluding)
cpe:2.3:a:intel:trusted_execution_technology:3.1.80:*:*:*:*:*:*:*
cpe:2.3:a:intel:trusted_execution_technology:4.0.30:*:*:*:*:*:*:*
cpe:2.3:a:intel:server_platform_services:sps_e3_04.01.04.200:*:*:*:*:*:*:*
cpe:2.3:a:intel:server_platform_services:sps_e5_04.01.04.400:*:*:*:*:*:*:*
cpe:2.3:a:intel:server_platform_services:sps_soc-a_04.00.04.300:*:*:*:*:*:*:*
cpe:2.3:a:intel:server_platform_services:sps_soc-x_04.00.04.200:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools