Multiple vulnerabilities in Intel HDMI Firmware Update Tool for NUC

Published: 2023-05-31

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-40971 CVE-2022-21162
CWE-ID	CWE-276 CWE-426
Exploitation vector	Local
Public exploit	N/A
Vulnerable software Subscribe	Intel HDMI Firmware Update Tool for NUC Client/Desktop applications / Software for system administration
Vendor

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Incorrect default permissions

EUVDB-ID: #VU76686

Risk: Low

CVSSv3.1: 6.2 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-40971

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions for files and folders that are set by the application. A local user with access to the system can view contents of files and directories or modify them.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Intel HDMI Firmware Update Tool for NUC: before 1.79.1.1

External links

http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00833.html

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Untrusted search path

EUVDB-ID: #VU76687