CVE-2023-34438

Race condition in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially...

7.5 High

CVE-2023-34438 is a high vulnerability (CVSS 7.5) in Intel Compute Element Stk2mv64cc Firmware, published August 11, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.10%, the 1st percentile. No source names a fixed version.

What does this mean?

Severity: 7.5 HighCVSS 3.1, CVE List
Exploit chance: 0.10%EPSS, 1st percentile
Exploitation: None knownNot on CISA’s or ENISA’s lists
Fixed in: No fix listedNo source names one

Description

Race condition in some Intel(R) NUC 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

0.10%Up 0.1 points since Aug 11, 2023

Affected products

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What each source reports

CVE List Score used7.5

Race condition in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.

Record: CVE-2023-34438
CVSS 3.1: 7.5 HighCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-421
Updated: 2026-11-02

EUVDEUVD-2023-385147.5

Race condition in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.

Record: EUVD-2023-38514
CVSS 3.1: 7.5 HighCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-2424-q483-wgpq7.5

Race condition in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially...

Race condition in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.

Record: GHSA-2424-q483-wgpq
CVSS 3.1: 7.5 HighCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-362, CWE-421
Updated: 2026-11-02

NVD7.5

Race condition in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.

Record: CVE-2023-34438
CVSS 3.1: 7.5 HighCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-421, CWE-362
Updated: 2026-11-02

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

Description

Attack profile

How easy it is to exploit

What an attacker can affect

Exploit likelihood

Affected products

What each source reports

History

References