---
id: CVE-2020-8670
title: >-
  Race condition in the firmware for some Intel(R) Processors may allow a
  privileged user to potentially enable escalation of privilege via local
  access.
summary: >-
  Race condition in the firmware for some Intel(R) Processors may allow a
  privileged user to potentially enable escalation of privilege via local
  access.
severity: medium
cvss: 6.4
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-362
vendor: netapp
product: cloud_backup
affected:
  - bios
  - simatic_field_pg_m6_firmware
  - simatic_ipc427e_firmware
  - simatic_ipc477e_firmware
  - simatic_ipc477e_pro_firmware
  - simatic_ipc527g_firmware
  - simatic_ipc547g_firmware
  - simatic_ipc627e_firmware < 25.02.10
  - simatic_ipc647e_firmware < 25.02.10
  - simatic_ipc677e_firmware < 25.02.10
  - simatic_ipc847e_firmware < 25.02.10
  - simatic_itp1000_firmware
  - cloud_backup
  - aff_bios
  - fas_bios
  - hci_compute_node_bios
  - hci_storage_node_bios
  - solidfire_bios
patched:
  - simatic_ipc627e_firmware 25.02.10
  - simatic_ipc647e_firmware 25.02.10
  - simatic_ipc677e_firmware 25.02.10
  - simatic_ipc847e_firmware 25.02.10
published: '2021-06-09'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T21:17:31.670'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2020-8670'
references:
  - url: 'https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf'
    label: secure@intel.com
  - url: 'https://security.netapp.com/advisory/ntap-20210702-0002/'
    label: secure@intel.com
  - url: >-
      https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00463.html
    label: secure@intel.com
  - url: 'https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://security.netapp.com/advisory/ntap-20210702-0002/'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00463.html
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00268
epssPercentile: 0.17312
ingestedAt: '2026-10-08T22:11:53.735Z'
---

## Overview

Race condition in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

## Affected

- `bios`
- `simatic_field_pg_m6_firmware`
- `simatic_ipc427e_firmware`
- `simatic_ipc477e_firmware`
- `simatic_ipc477e_pro_firmware`
- `simatic_ipc527g_firmware`
- `simatic_ipc547g_firmware`
- `simatic_ipc627e_firmware < 25.02.10`
- `simatic_ipc647e_firmware < 25.02.10`
- `simatic_ipc677e_firmware < 25.02.10`
- `simatic_ipc847e_firmware < 25.02.10`
- `simatic_itp1000_firmware`
- `cloud_backup`
- `aff_bios`
- `fas_bios`
- `hci_compute_node_bios`
- `hci_storage_node_bios`
- `solidfire_bios`

## Remediation

Upgrade past the affected range:

- `simatic_ipc627e_firmware 25.02.10`
- `simatic_ipc647e_firmware 25.02.10`
- `simatic_ipc677e_firmware 25.02.10`
- `simatic_ipc847e_firmware 25.02.10`