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CVE-2023-34086

Improper input validation in some Intel(R) NUC BIOS firmware may allow a privileged user to...

8.2 High

CVE-2023-34086 is a high vulnerability (CVSS 8.2) in Intel Bios, published August 11, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 8th percentile. No source names a fixed version.

Severity
8.2 HighCVSS 3.1, CVE List
Exploit chance
0.19%EPSS, 8th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

Improper input validation in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
High
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.19%Up 0.1 points since Aug 11, 2023
90%50%10%1%

Affected products

Show 60 moreShow less

What each source reports

CVE List Score used8.2

Improper input validation in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.

Record
CVE-2023-34086
CVSS 3.1
8.2 HighCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Weakness
CWE-20
Updated
2026-11-02
EUVDEUVD-2023-381998.2

Improper input validation in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.

Record
EUVD-2023-38199
CVSS 3.1
8.2 HighCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-fpv2-gfx7-f2778.2

Improper input validation in some Intel(R) NUC BIOS firmware may allow a privileged user to...

Improper input validation in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.

Record
GHSA-fpv2-gfx7-f277
CVSS 3.1
8.2 HighCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Weakness
CWE-20
Updated
2026-11-02
NVD8.2

Improper input validation in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.

Record
CVE-2023-34086
CVSS 3.1
8.2 HighCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS 3.1
6.7 MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-20
Updated
2026-11-02

History

History
RecordedChangedSources
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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