Security Resilience

CVE-2023-22356

Intel Nuc Essential Nuc11Atkc2 Firmware

Published
11 August 2023
Modified
21 November 2024
Patch / advisory
CVSS Score v3.1 6.0
Click a component to see what it means
Raw vectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
EPSS Score 0.0019 8th percentile
Risk Priority 39 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-22356 is a medium-severity Improper Initialization (CWE-665) vulnerability in Intel Nuc Essential Nuc11Atkc2 Firmware. Its CVSS base score is 6.0 (Medium).

Operationally, ranked at the 8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability Data

Improper initialization in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable information disclosure via local access.

CWE(s)

Related Threats

CVEs Like This One

CVE-2023-34349Same product: Intel Nuc 11 Compute Element Cm11Ebc4W
CVE-2023-22449Same product: Intel Nuc 11 Compute Element Cm11Ebc4W
CVE-2023-22444Same product: Intel Nuc 11 Compute Element Cm11Ebc4W
CVE-2024-25563Same vendor: Intel
CVE-2023-36490Same vendor: Intel
CVE-2023-28720Same vendor: Intel
CVE-2023-27306Same vendor: Intel
CVE-2023-27887Same vendor: Intel
CVE-2023-22330Same product: Intel Nuc 11 Compute Element Cm11Ebc4W
CVE-2024-28084Same vendor: Intel

Affected Assets

intel
nuc 7 enthusiast nuc7i7bnkq firmware
all versions
intel
nuc 7 enthusiast nuc7i7bnhxg firmware
all versions
intel
nuc kit nuc7i7dnhe firmware
all versions
intel
nuc kit nuc7i7dnke firmware
all versions
intel
nuc board nuc7i7dnbe firmware
all versions
intel
nuc performance kit and mini pc nuc10i3fnh firmware
all versions
intel
nuc performance kit and mini pc nuc10i3fnhf firmware
all versions
intel
nuc performance kit and mini pc nuc10i3fnhfa firmware
all versions
intel
nuc performance kit and mini pc nuc10i3fnhja firmware
all versions
intel
nuc performance kit and mini pc nuc10i3fnhn firmware
all versions
+201 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-665

Ensures shared resources are explicitly initialized or cleared on allocation, preventing exposure of prior contents to new users or processes.

addresses: CWE-665

Mandates that every instance begins in a known (presumably clean) state, eliminating reliance on residual or uninitialized state left by prior executions.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

blocks

A.8.25 mandates security requirements, checkpoints, secure coding, testing and developer capability in the SDLC which reaches improper initialization as a design/coding defect, but leaves a bounded remainder (e.g. initialization of third-party components or libraries chosen in procurement, and post-deployment configuration defaults).

blocks

A.8.27 mandates security-by-design principles (least privilege, default-deny, fail-securely, distrust-external-input, hardening) plus explicit design reviews that can catch and block many uninitialized-resource cases before they ship, but leaves a bounded remainder (e.g. vendor libraries, runtime-initialization bugs, or post-review code changes) that can still be present and exploitable.

prevents

Secure coding standards explicitly forbid uninitialized variables and mandate proper resource initialization before use.

finds

Security testing can detect uninitialized variables but does not itself enforce initialization practices.

blocks

defining, enforcing, and monitoring secure configuration templates (including defaults, disabled services, changed vendor passwords, minimized privileges) directly stops most improper-initialization cases from being exploitable; the bounded remainder is initialization logic inside custom application code that no configuration template reaches

Hardening callouts derived

DISA STIG baselines are authored against specific weaknesses. Where this CVE cites a broad weakness class, the mapping is not asserted at that abstraction (owner ruling, 2026-09-25: grade only at Base and below), so no rule is shown here rather than a rule shown against the wrong grain.

  • No fine-grained STIG row for CWE-665, a class-level weakness. Rules are authored against its narrower children: CWE-770.

References