The latest security information on Intel® products.

Intel® Branded NUC’s Vulnerable to SMM exploit

Intel ID 

INTEL-SA-00068

Product family

Intel® NUC Kits

Impact of vulnerability

Elevation of Privilege

Severity rating

Important

Original release

May 02, 2017

Last revised

May 02, 2017

Summary: 

Intel is releasing updated BIOS firmware for a privilege escalation issue. This issue affects Intel® NUC Kits listed in the Model Number section below. The issue identified is a method that enables malicious code to gain access to System Management Mode (SMM).

Description: 

 A malicious attacker with local administrative access can leverage vulnerable BIOS to execute arbitrary code outside of SMRAM while system is running in System management mode (SMM), potentially compromising the platform. Intel products that are listed below should apply the update.

Affected products:

Model Number

Recommend BIOS Version

STK2M3W64CC

CCV0046

STK2MV64CC

CC0047

NUC6i7KYK

KY0044

NUC6i5SYH/K

NUC6i3SYH/K

SY0057

STK1AW32SC

SC0032

STCK1A8LFC

FC0035

NUC5CPYH

NUC5PGYH

PY0062

NUC5i5RYH/K

NUC5i3RYH/K

RY0362

NUC5i5MYHE

MYi50034

NUC5i3MYHE

NUC5i3MYBE

MYi30041

DE3815TYKHE

DE3815TYBE

TY0056

DN2820FYKH

FY0057

D34010WYKH

D54250WYKH

WY0045

D33217GK

GK0062

D53427RKE

RK0046

Recommendations: 

Intel highly recommends updating the BIOS of all Intel® NUC’s to the recommended BIOS or later listed in the table of affected products.

Acknowledgements: 

Intel would like to thank Security Researcher Dmytro Oleksiuk for discovering and reporting this issue.

Revision history:

Revision

Date

Description

1.0

02-May-2017

Initial Release

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