PT-2016-38: Information Disclosure in Intel

Vulnerable products

The BIOS in Intel NUC systems based on 6th Gen Intel Core processors
Versions: KY0045, SY0059 and earlier


Severity level

Severity level: Medium
Impact: Information Disclosure
Access Vector: Physical

CVSS v3:
Base Score: 4.7
Vector: (AV:P/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L)

CVE: CVE-2017-5685, CVE-2017-5686

Vulnerability description

The specialists of the Positive Research center have detected an Information Disclosure vulnerability in Intel.

Vulnerability in BIOS in Intel NUC systems based on 6th Gen Intel Core processors allows attackers with physical access to the system to obtain sensitive information.

How to fix

Update your BIOS to the latest version

Advisory status

01.10.2016 - Vendor gets vulnerability details
03.04.2017 - Vendor releases fixed version and details
25.12.2017 - Public disclosure


The vulnerability was detected by Maxim Goryachy and Mark Ermolov, Positive Research Center (Positive Technologies Company)


Reports on the vulnerabilities previously discovered by Positive Research:

About Positive Technologies

Positive Technologies is a leading provider of vulnerability assessment, compliance management and threat analysis solutions to more than 1,000 global enterprise clients. Our solutions work seamlessly across your entire business: securing applications in development; assessing your network and application vulnerabilities; assuring compliance with regulatory requirements; and blocking real-time attacks. Our commitment to clients and research has earned Positive Technologies a reputation as one of the foremost authorities on SCADA, Banking, Telecom, Web Application and ERP security, and distinction as the #1 fastest growing Security and Vulnerability Management firm in 2012, as shown in an IDC report*. To learn more about Positive Technologies please visit

*Source: IDC Worldwide Security and Vulnerability Management 2013-2017 Forecast and 2012 Vendor Shares, doc #242465, August 2013. Based on year-over-year revenue growth in 2012 for vendors with revenues of $20M+