The latest security information on Intel® products.
Intel® NUC Firmware Advisory
| Intel ID: | INTEL-SA-00414 |
|---|---|
| Advisory Category: | Firmware, Software |
| Impact of vulnerability: | Escalation of Privilege |
| Severity rating: | HIGH |
| Original release: | 11/10/2020 |
| Last revised: | 03/10/2023 |
Summary:
Potential security vulnerabilities in system firmware and software for some Intel® NUCs may allow escalation of privilege. Intel is releasing firmware and software updates to mitigate these potential vulnerabilities.
Vulnerability Details:
CVEID: CVE-2020-12336
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.
CVSS Base Score: 7.8 High
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVEID: CVE-2020-12337
Description: Improper buffer restrictions in firmware for some Intel(R) NUCs may allow a privileged user to potentially enable escalation of privilege via local access.
CVSS Base Score: 7.5 High
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVEID: CVE-2020-24525
Description: Insecure inherited permissions in firmware update tool for some Intel(R) NUCs may allow an authenticated user to potentially enable escalation of privilege via local access.
CVSS Base Score: 6.7 Medium
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Affected Products for NUC firmware:
Product |
BIOS download link |
Intel® NUC Board DE3815TYBE with a SA number H27002-500 and later. The SA number is located on the back of the chassis. |
|
Intel® NUC Kit DE3815TYKHE with an AA number H26998-500 and later. The AA number is found on the board’s memory module socket. |
|
Intel® NUC Board DE3815TYBE with the following SA numbers: H27002-400, -401, -402, -404, and -404. The SA number is located on the back of the chassis. |
|
Intel® NUC Kit DE3815TYKHE with the following AA numbers: H26998-401, -402, -403, -404, and -405. The AA number is found on the board’s memory module socket. |
|
Intel® NUC 8 Rugged Kit NUC8CCHKR |
|
Intel® NUC Board NUC8CCHB |
|
Intel® NUC 8 Pro Mini PC NUC8i3PNK |
|
Intel® NUC 8 Pro Kit NUC8i3PNK |
|
Intel® NUC 8 Pro Kit NUC8i3PNH |
|
Intel® NUC 8 Pro Board NUC8i3PNB |
|
Intel® NUC 9 Pro Kit - NUC9V7QNX |
|
Intel® NUC 9 Pro Kit - NUC9VXQNX |
|
Intel® NUC 8 Mainstream-G kit (NUC8i5INH) |
|
Intel® NUC 8 Mainstream-G kit (NUC8i7INH) |
|
Intel® NUC 8 Mainstream-G mini PC (NUC8i5INH) |
|
Intel® NUC 8 Mainstream-G mini PC (NUC8i7INH) |
Recommendations:
Intel recommends that users update to the latest NUC firmware version (see provided table).
Intel recommends users update HDMI Firmware Update Tool for NUC7i3DN, NUC7i5DN and NUC7i7DN to an updated version 1.76 via the following URL: https://downloadcenter.intel.com/download/27315?v=t
Acknowledgements:
Intel would like to thank Dmitry Frolov for reporting CVE-2020-12336, Micro Yngwei for reporting CVE-2020-12337, Mustapha Mhenaoui for reporting CVE-2020-24525.
Intel, and nearly the entire technology industry, follows a disclosure practice called Coordinated Disclosure, under which a cybersecurity vulnerability is generally publicly disclosed only after mitigations are available.
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