Privilege escalation in Intel NUC 9 Extreme Laptop Kit LAN Driver

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU54201

Risk: Low

CVSSv4.0: 2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-0055

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

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

The vulnerability exists due to application does not properly impose security restrictions, which leads to security restrictions bypass and privilege escalation.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Intel NUC 9 Extreme Laptop Kit - LAPQC71A: before 10.45

Intel NUC 9 Extreme Laptop Kit - LAPQC71B: before 10.45

Intel NUC 9 Extreme Laptop Kit - LAPQC71C: before 10.45

Intel NUC 9 Extreme Laptop Kit - LAPQC71D: before 10.45

CPE2.3

• cpe:2.3:h:intel:intel_nuc_9_extreme_laptop_kit_-_lapqc71a:*:*:*:*:*:*:*:*
• cpe:2.3:h:intel:intel_nuc_9_extreme_laptop_kit_-_lapqc71b:*:*:*:*:*:*:*:*
• cpe:2.3:h:intel:intel_nuc_9_extreme_laptop_kit_-_lapqc71c:*:*:*:*:*:*:*:*
• cpe:2.3:h:intel:intel_nuc_9_extreme_laptop_kit_-_lapqc71d:*:*:*:*:*:*:*:*

External links

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00505.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.