---
id: CVE-2025-41769
title: >-
  The device's PROFINET service is affected by a buffer overflow vulnerability
  that exists in the default configuration
summary: >-
  The device's PROFINET service is affected by a buffer overflow vulnerability
  that exists in the default configuration. An unauthenticated remote attacker
  could exploit this vulnerability to reboot the device or execute arbitrary
  code.
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-120
published: '2026-08-12'
updated: '2026-09-29'
sourceUpdated: '2026-09-29T11:10:00.150'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-41769'
references:
  - url: >-
      https://phoenixcontact.csaf-tp.certvde.com/.well-known/csaf/white/2026/vde-2025-056.json
    label: info@cert.vde.com
tags:
  - nvd
ingestedAt: '2026-09-29T11:32:41.234Z'
---

## Overview

The device's PROFINET service is affected by a buffer overflow vulnerability that exists in the default configuration. An unauthenticated remote attacker could exploit this vulnerability to reboot the device or execute arbitrary code.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.