7.8
HIGH
CVE-2020-12336
Intel NUC Firmware Default Variable Initialization Privilege Escalation Vulnerability
Description

Insecure default variable initialization in firmware for some Intel(R) NUCs may allow an authenticated user to potentially enable escalation of privilege via local access.

INFO

Published Date :

Nov. 12, 2020, 7:15 p.m.

Last Modified :

July 21, 2021, 11:39 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2020-12336 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Intel nuc_8_rugged_kit_nuc8cchkr_firmware
2 Intel nuc_board_nuc8cchb_firmware
3 Intel nuc_9_pro_kit_nuc9v7qnx_firmware
4 Intel nuc_9_pro_kit_nuc9vxqnx_firmware
5 Intel nuc_8_pro_board_nuc8i3pnb_firmware
6 Intel nuc_8_pro_kit_nuc8i3pnh_firmware
7 Intel nuc_8_pro_kit_nuc8i3pnk_firmware
8 Intel nuc_8_mainstream-g_kit_nuc8i5inh_firmware
9 Intel nuc_8_mainstream-g_kit_nuc8i7inh_firmware
10 Intel nuc_8_mainstream-g_mini_pc_nuc8i5inh_firmware
11 Intel nuc_8_mainstream-g_mini_pc_nuc8i7inh_firmware
12 Intel nuc_8_pro_mini_pc_nuc8i3pnk_firmware
13 Intel nuc_board_h27002-400_firmware
14 Intel nuc_board_h27002-401_firmware
15 Intel nuc_board_h27002-402_firmware
16 Intel nuc_board_h27002-404_firmware
17 Intel nuc_board_h27002-500_firmware
18 Intel nuc_kit_h26998-401_firmware
19 Intel nuc_kit_h26998-402_firmware
20 Intel nuc_kit_h26998-403_firmware
21 Intel nuc_kit_h26998-404_firmware
22 Intel nuc_kit_h26998-405_firmware
23 Intel nuc_kit_h26998-500_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-12336.

URL Resource
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00414 Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-12336 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-12336 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Jul. 21, 2021

    Action Type Old Value New Value
    Changed CWE CWE-665 CWE-1188
  • Initial Analysis by [email protected]

    Nov. 20, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00414 No Types Assigned https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00414 Vendor Advisory
    Added CWE NIST CWE-665
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_8_mainstream-g_kit_nuc8i5inh_firmware:inwhl357.0036:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_8_mainstream-g_kit_nuc8i5inh:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_8_mainstream-g_kit_nuc8i7inh_firmware:inwhl357.0036:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_8_mainstream-g_kit_nuc8i7inh:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_8_mainstream-g_mini_pc_nuc8i5inh_firmware:inwhl357.0036:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_8_mainstream-g_mini_pc_nuc8i5inh:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_8_mainstream-g_mini_pc_nuc8i7inh_firmware:inwhl357.0036:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_8_mainstream-g_mini_pc_nuc8i7inh:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_8_pro_board_nuc8i3pnb_firmware:pnwhl357.0037:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_8_pro_board_nuc8i3pnb:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_8_pro_kit_nuc8i3pnh_firmware:pnwhl357.0037:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_8_pro_kit_nuc8i3pnh:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_8_pro_kit_nuc8i3pnk_firmware:pnwhl357.0037:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_8_pro_kit_nuc8i3pnk:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_8_pro_mini_pc_nuc8i3pnk_firmware:pnwhl357.0037:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_8_pro_mini_pc_nuc8i3pnk:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_8_rugged_kit_nuc8cchkr_firmware:chaplcel.0049:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_8_rugged_kit_nuc8cchkr:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_9_pro_kit_nuc9v7qnx_firmware:qncflx70.34:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_9_pro_kit_nuc9v7qnx:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_9_pro_kit_nuc9vxqnx_firmware:qncflx70.34:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_9_pro_kit_nuc9vxqnx:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_board_h27002-400_firmware:tybyt10h.86a:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_board_h27002-400:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_board_h27002-401_firmware:tybyt10h.86a:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_board_h27002-401:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_board_h27002-402_firmware:tybyt10h.86a:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_board_h27002-402:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_board_h27002-404_firmware:tybyt10h.86a:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_board_h27002-404:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_board_h27002-500_firmware:tybyt20h.86a:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_board_h27002-500:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_board_nuc8cchb_firmware:chaplcel.0049:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_board_nuc8cchb:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_kit_h26998-401_firmware:tybyt10h.86a:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_kit_h26998-401:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_kit_h26998-402_firmware:tybyt10h.86a:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_kit_h26998-402:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_kit_h26998-403_firmware:tybyt10h.86a:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_kit_h26998-403:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_kit_h26998-404_firmware:tybyt10h.86a:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_kit_h26998-404:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_kit_h26998-405_firmware:tybyt10h.86a:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_kit_h26998-405:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:nuc_kit_h26998-500_firmware:tybyt20h.86a:*:*:*:*:*:*:* OR cpe:2.3:h:intel:nuc_kit_h26998-500:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-12336 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-12336 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.10264

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability