CVE-2021-33090
CVE-2021-33090 is a high-severity vulnerability in Intel Nuc Hdmi Firmware Update Tool with a CVSS 3.x base score of 7.8. 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-276.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 7.2
- EPSS exploit prediction: 0% (13th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-276
- Affected product: Intel Nuc Hdmi Firmware Update Tool
- Published:
- Last modified:
Description
Incorrect default permissionsin the software installer for the Intel(R) NUC HDMI Firmware Update Tool for NUC10i3FN, NUC10i5FN, NUC10i7FN before version 1.78.2.0.7 may allow an authenticated user to potentially enable escalation of privilege via local access.
Frequently asked questions
- What is CVE-2021-33090?
- Incorrect default permissionsin the software installer for the Intel(R) NUC HDMI Firmware Update Tool for NUC10i3FN, NUC10i5FN, NUC10i7FN before version 1.78.2.0.7 may allow an authenticated user to potentially enable escalation of privilege via local access.
- How severe is CVE-2021-33090?
- CVE-2021-33090 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-33090 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-33090?
- CVE-2021-33090 affects Intel Nuc Hdmi Firmware Update Tool. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-33090?
- 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-2021-33090 published?
- CVE-2021-33090 was published on 2021-11-17 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:intel:nuc_hdmi_firmware_update_tool:*:*:*:*:*:*:*:*
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