How severe is CVE-2023-22356?

CVE-2023-22356 has a CVSS 3.x base score of 6.0, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-22356 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-22356?

CVE-2023-22356 primarily affects Intel Nuc 7 Enthusiast Nuc7i7bnkq Firmware. In total, 211 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-22356?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-22356 published?

CVE-2023-22356 was published on 2023-08-11 and last updated on 2026-06-17.

CVE-2023-22356

CVE-2023-22356 is a medium-severity vulnerability in Intel Nuc 7 Enthusiast Nuc7i7bnkq Firmware with a CVSS 3.x base score of 6.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-665.

Key facts

Severity: Medium (CVSS 3.x base score 6.0)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-665
Affected product: Intel Nuc 7 Enthusiast Nuc7i7bnkq Firmware
Published: 2023-08-11
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2023-22356?: Improper initialization in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable information disclosure via local access.
How severe is CVE-2023-22356?: CVE-2023-22356 has a CVSS 3.x base score of 6.0, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-22356 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-22356?: CVE-2023-22356 primarily affects Intel Nuc 7 Enthusiast Nuc7i7bnkq Firmware. In total, 211 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-22356?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-22356 published?: CVE-2023-22356 was published on 2023-08-11 and last updated on 2026-06-17.

References

http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00917.html

Affected products (211)

cpe:2.3:o:intel:nuc_7_enthusiast_nuc7i7bnkq_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_7_enthusiast_nuc7i7bnhxg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_kit_nuc7i7dnhe_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_kit_nuc7i7dnke_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_board_nuc7i7dnbe_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i3fnh_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i3fnhf_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i3fnhfa_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i3fnhja_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i3fnhn_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i3fnk_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i3fnkn_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i5fnh_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i5fnhca_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i5fnhf_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i5fnhja_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i5fnhj_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i5fnhn_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i5fnk_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i5fnkn_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i5fnkpa_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i5fnkp_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i7fnh_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i7fnhaa_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i7fnhc_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i7fnhja_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i7fnhn_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i7fnk_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i7fnkn_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i7fnkp_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_performance_kit_and_mini_pc_nuc10i7fnkpa_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_8_compute_element_cm8i3cb4n_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_8_compute_element_cm8i5cb8n_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_8_compute_element_cm8i7cb8n_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_8_compute_element_cm8ccb4r_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_8_compute_element_cm8pcb4r_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_pro_kit_nuc8i3pnb_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_pro_kit_nuc8i3pnh_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_pro_kit_nuc8i3pnk_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_pro_board_nuc8i3pnb_firmware:-:*:*:*:*:*:*:*

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