Intel® HDMI Firmware Update Tool for NUC Advisory

Summary:

Potential security vulnerabilities in the Intel® HDMI Firmware Update Tool for NUC may allow escalation of privilege. Intel is releasing software updates to mitigate this potential vulnerability.

Vulnerability Details:

CVEID: CVE-2022-40971

Description: Incorrect default permissions for the Intel® HDMI Firmware Update Tool for NUC before version 1.79.1.1 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

CVEID: CVE-2022-21162

Description: Uncontrolled search path for the Intel® HDMI Firmware Update Tool for NUC before version 1.79.1.1 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:

Intel® HDMI Firmware Update Tool for NUC before version 1.79.1.1.

Recommendations:

Intel recommends updating the Intel® HDMI Firmware Update Tool for NUC to version 1.79.1.1 or later.

Updates are available for download at this location:

<https://www.intel.com/content/www/us/en/download/19749/hdmi-firmware-update-tool-for-nuc7i3dn-nuc7i5dn-nuc7i7dn.html&gt;

Acknowledgements:

Intel would like to thank FalconCorruption (CVE-2022-40971) for reporting this issue.

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.