Intel® NUC Firmware Advisory

Summary:

Potential security vulnerabilities in some Intel® NUCs may allow escalation of privilege. Intel is releasing firmware updates to mitigate these potential vulnerabilities.****

Vulnerability Details:

CVEID: CVE-2022-24382

Description: Improper input validation in firmware for some Intel® 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-2022-24297

Description: Improper buffer restrictions in firmware for some Intel® 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-2022-21237

Description: Improper buffer access in firmware for some Intel® 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****

Affected Products:

Intel® NUC products with BIOS before version listed in table below are affected:

Product

|

BIOS Fixed Version Download Link

—|—

Intel® NUC M15 Laptop Kit - LAPBC510, LAPBC710

|

BCTGL357.0065

Intel® NUC X15 Laptop Kits - LAPKC71F, LAPKC71E, LAPKC51E

|

KCTGL357.0040

Intel® NUC Extreme Compute Element NUC11DBBi9 and NUC11DBBi7, and Intel® NUC 11 Extreme Kit NUC11BTMi7 and NUC11BTMi9

|

DBTGL579.0055

Intel® NUC 11 Compute Element CM11EBC4W, CM11EBi38W, CM11EBi58W, CM11EBi716W

|

EBTGL357.0057

Intel® NUC Kits NUC11PAQ, NUC11PAH, NUC11PA

|

PATGL357.0042

Intel® NUC Boards/Kits NUC11TN[x]i3, NUC11TN[x]i5, NUC11TN[x]i7

|

TNTGL357.0059

Intel® NUC11PHKi7C, NUC11PHKi7CAA

|

PHTGL579.0064

Intel® NUC 9 Pro Compute Element - NUC9V7QNB, NUC9VXQNB

Intel® NUC 9 Pro Kit - NUC9V7QNX, NUC9VXQNX

|

QNCFLX70.0064

Intel® NUC9i5QN, NUC9i7QN, NUC9i9QN

|

QXCFL579.0064

Intel® NUC Kits NUC8i3CYSM and NUC8i3CYSN

|

CYCNLi35.86A.0050

Intel® NUC 8 Compute Element CM8CCB, CM8i3CB, CM8i5CB, CM8i7CB, CM8PCB

|

CBWHL.0095

Intel® NUC Kit NUC8i7BE, NUC8i5BE, and NUC8i3B

|

BECFL357.0089

Recommendations:

Intel recommends updating the affected Intel® NUC BIOS firmware to the latest version (see provided table above).

Updates are available for download at the locations listed in the provided table above.

Acknowledgements:

Intel would like to thank Yngweijw (CVE-2022-24382) and Dmitry Frolov (CVE-2022-24297, CVE-2022-21237) for reporting these issues.

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.