CVE-2025-41769: Unauthenticated Buffer Overflow in PROFINET Service

Published Aug 12, 2026

Updated

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.

Event History

Aug 12, 2026

CVE Published

via MITRE·08:05 AM

Data Sourced

via MITRE·08:05 AM

DescriptionSeverityWeakness

Frequently Asked Questions

What is the severity of CVE-2025-41769?

CVE-2025-41769 has a critical severity rating of 9.8.

How do I fix CVE-2025-41769?

To mitigate CVE-2025-41769, ensure the PROFINET service is properly configured and apply any available firmware updates from the vendor.

What type of vulnerability is CVE-2025-41769?

CVE-2025-41769 is classified as a buffer overflow vulnerability.

Who can exploit CVE-2025-41769?

CVE-2025-41769 can be exploited by an unauthenticated remote attacker.

What could an attacker do by exploiting CVE-2025-41769?

Exploiting CVE-2025-41769 could allow an attacker to reboot the device or execute arbitrary code.

CVE-2025-41769: Unauthenticated Buffer Overflow in PROFINET Service

Event History

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Frequently Asked Questions

What is the severity of CVE-2025-41769?

How do I fix CVE-2025-41769?

What type of vulnerability is CVE-2025-41769?

Who can exploit CVE-2025-41769?

What could an attacker do by exploiting CVE-2025-41769?

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Frequently Asked Questions

What is the severity of CVE-2025-41769?

How do I fix CVE-2025-41769?

What type of vulnerability is CVE-2025-41769?

Who can exploit CVE-2025-41769?

What could an attacker do by exploiting CVE-2025-41769?