---
id: CVE-2023-47855
title: >-
  Improper input validation in some Intel(R) TDX module software before version
  1.5.05.46.698 may allow a privileged user to potentially enable escalation of
  privilege via local access.
summary: >-
  Improper input validation in some Intel(R) TDX module software before version
  1.5.05.46.698 may allow a privileged user to potentially enable escalation of
  privilege via local access.
severity: medium
cvss: 6
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N'
cwe:
  - CWE-20
vendor: intel
product: tdx_module
affected:
  - tdx_module < 1.5.05.46.698
  - hci_compute_node_bios
patched:
  - tdx_module 1.5.05.46.698
published: '2024-05-16'
updated: '2026-08-31'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2023-47855'
references:
  - url: 'https://security.netapp.com/advisory/ntap-20240621-0003/'
    label: secure@intel.com
  - url: >-
      https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01036.html
    label: secure@intel.com
  - url: 'https://security.netapp.com/advisory/ntap-20240621-0003/'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01036.html
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00368
epssPercentile: 0.27931
ingestedAt: '2026-08-31T14:09:16.289Z'
---

## Overview

Improper input validation in some Intel(R) TDX module software before version 1.5.05.46.698 may allow a privileged user to potentially enable escalation of privilege via local access.

## Affected

- `tdx_module < 1.5.05.46.698`
- `hci_compute_node_bios`

## Remediation

Upgrade past the affected range:

- `tdx_module 1.5.05.46.698`