SB2023081609 - Multiple vulnerabilities in Intel NUC Kit and Mini PC BIOS firmware

Description

This security bulletin contains information about 4 vulnerabilities.

1) Improper Initialization (CVE-ID: CVE-2023-27887)

CWE-ID: CWE-665 - Improper Initialization

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to improper initialization in BIOS firmware. A local privileged user can run a specially crafted application to gain access to sensitive information.

2) Input validation error (CVE-ID: CVE-2023-29494)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to insufficient validation of user-supplied input. A local user can execute arbitrary code with elevated privileges.

3) Input validation error (CVE-ID: CVE-2022-37336)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to insufficient validation of user-supplied input in BIOS firmware. A local user can execute arbitrary code with elevated privileges.

4) Information disclosure (CVE-ID: CVE-2023-29500)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output in BIOS firmware. A local user can gain access to sensitive information.

Remediation

Install update from vendor's website.

References

• http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00892.html