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

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CVE-2021-0158

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
17/11/2021
Last modified:
22/11/2021

Description

Improper input validation in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

Impact

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

Base Score: 6.70 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x
6.70
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:h:intel:celeron_n2805:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n2806:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n2807:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n2808:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n2810:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n2815:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n2820:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n2830:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n2840:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n2910:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n2920:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n2930:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n2940:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n3000:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:celeron_n3010:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools