How severe is CVE-2022-26124?

CVE-2022-26124 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-26124 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-26124?

CVE-2022-26124 primarily affects Intel Nuc 8 Rugged Kit Nuc8cchkrn Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-26124?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-26124 published?

CVE-2022-26124 was published on 2022-11-11 and last updated on 2026-06-17.

CVE-2022-26124

CVE-2022-26124 is a high-severity vulnerability in Intel Nuc 8 Rugged Kit Nuc8cchkrn Firmware with a CVSS 3.x base score of 7.5. 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-119.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Intel Nuc 8 Rugged Kit Nuc8cchkrn Firmware
Published: 2022-11-11
Last modified: 2026-06-17

Description

Improper buffer restrictions in BIOS firmware for some Intel(R) NUC Boards, Intel(R) NUC 8 Boards, Intel(R) NUC 8 Rugged Boards and Intel(R) NUC 8 Rugged Kits before version CHAPLCEL.0059 may allow a privileged user to potentially enable escalation of privilege via local access.

Frequently asked questions

What is CVE-2022-26124?: Improper buffer restrictions in BIOS firmware for some Intel(R) NUC Boards, Intel(R) NUC 8 Boards, Intel(R) NUC 8 Rugged Boards and Intel(R) NUC 8 Rugged Kits before version CHAPLCEL.0059 may allow a privileged user to potentially enable escalation of privilege via local access.
How severe is CVE-2022-26124?: CVE-2022-26124 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-26124 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-26124?: CVE-2022-26124 primarily affects Intel Nuc 8 Rugged Kit Nuc8cchkrn Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-26124?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-26124 published?: CVE-2022-26124 was published on 2022-11-11 and last updated on 2026-06-17.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00752.html

Affected products (4)

cpe:2.3:o:intel:nuc_8_rugged_kit_nuc8cchkrn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_8_rugged_kit_nuc8cchkr_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_8_rugged_board_nuc8cchbn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_board_nuc8cchb_firmware:*:*:*:*:*:*:*:*

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