How severe is CVE-2023-29495?

CVE-2023-29495 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-2023-29495 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-29495?

CVE-2023-29495 primarily affects Intel Nuc 8 Mainstream-g Kit Nuc8i7inh Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-29495?

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.

Does CVE-2023-29495 have an EU (EUVD) identifier?

Yes. CVE-2023-29495 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-33062.

When was CVE-2023-29495 published?

CVE-2023-29495 was published on 2024-01-19 and last updated on 2026-06-17.

CVE-2023-29495

CVE-2023-29495 is a high-severity vulnerability in Intel Nuc 8 Mainstream-g Kit Nuc8i7inh 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-33062
Weakness: CWE-20
Affected product: Intel Nuc 8 Mainstream-g Kit Nuc8i7inh Firmware
Published: 2024-01-19
Last modified: 2026-06-17

Description

Improper input validation for some Intel NUC BIOS firmware before version IN0048 may allow a privileged user to potentially enable escalation of privilege via local access.

Frequently asked questions

What is CVE-2023-29495?: Improper input validation for some Intel NUC BIOS firmware before version IN0048 may allow a privileged user to potentially enable escalation of privilege via local access.
How severe is CVE-2023-29495?: CVE-2023-29495 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-2023-29495 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-29495?: CVE-2023-29495 primarily affects Intel Nuc 8 Mainstream-g Kit Nuc8i7inh Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-29495?: 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.
Does CVE-2023-29495 have an EU (EUVD) identifier?: Yes. CVE-2023-29495 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-33062.
When was CVE-2023-29495 published?: CVE-2023-29495 was published on 2024-01-19 and last updated on 2026-06-17.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01009.html

Affected products (2)

cpe:2.3:o:intel:nuc_8_mainstream-g_kit_nuc8i7inh_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:nuc_8_mainstream-g_kit_nuc8i5inh_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Intel Nuc 8 Mainstream-g Kit Nuc8i7inh Firmware

CVE-2021-33164 — High (CVSS 8.2): Improper access control in BIOS firmware for some Intel(R) NUCs before version INWHL357.0046 may allow a privileged…
CVE-2020-24525 — High (CVSS 7.8): Insecure inherited permissions in firmware update tool for some Intel(R) NUCs may allow an authenticated user to…
CVE-2020-12336 — High (CVSS 7.8): Insecure default variable initialization in firmware for some Intel(R) NUCs may allow an authenticated user to…
CVE-2020-0530 — High (CVSS 7.8): Improper buffer restrictions in firmware for Intel(R) NUC may allow an authenticated user to potentially enable…
CVE-2023-28722 — Medium (CVSS 6.7): Improper buffer restrictions for some Intel NUC BIOS firmware before version IN0048 may allow a privileged user to…
CVE-2021-0067 — Medium (CVSS 6.7):  Improper access control in system firmware for some Intel(R) NUCs may allow a privileged user to potentially…

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