CVE-2023-42766
Improper input validation in some Intel NUC 8 Compute Element BIOS firmware may allow a...
Improper input validation in some Intel NUC 8 Compute Element BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Improper input validation in some Intel NUC 8 Compute Element BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.
- Record
CVE-2023-42766- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2023-47198
Improper input validation in some Intel NUC 8 Compute Element BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.
- Record
EUVD-2023-47198- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-473g-mg7p-x4q7
Improper input validation in some Intel NUC 8 Compute Element BIOS firmware may allow a...
Improper input validation in some Intel NUC 8 Compute Element BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.
- Record
GHSA-473g-mg7p-x4q7- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
Improper input validation in some Intel NUC 8 Compute Element BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.
- Record
CVE-2023-42766- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H - CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-42766 is a high vulnerability (CVSS 7.5) in Intel Nuc 8 Compute Element Cm8v5cb Firmware, published January 19, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.16%, the 5th percentile. No source names a fixed version.