CVE-2023-34440

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

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 0.8 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01139.html
https://lists.debian.org/debian-lts-announce/2025/03/msg00021.html

Configurations

No configuration.

History

03 Nov 2025, 21:15

Type	Values Removed	Values Added
References		() https://lists.debian.org/debian-lts-announce/2025/03/msg00021.html -
Summary		(es) La validación de entrada incorrecta en el firmware UEFI para algunos procesadores Intel(R) puede permitir que un usuario privilegiado habilite potencialmente la escalada de privilegios a través del acceso local.

12 Feb 2025, 22:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-02-12 22:15

Updated : 2025-11-03 21:15

NVD link : CVE-2023-34440

Mitre link : CVE-2023-34440

CVE.ORG link : CVE-2023-34440

JSON object : View

Products Affected

No product.

CWE

CWE-20

Improper Input Validation

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