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CVE-2025-14303

6.8 · MEDIUM

Certain motherboard models developed by MSI has a Protection Mechanism Failure vulnerability.

Published Dec 17, 2025CWE-693EPSS 0.35%

Overview

CVE-2025-14303 is a medium-severity vulnerability. It was published on December 17, 2025 and has a CVSS 3.1 base score of 6.8 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.8, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Certain motherboard models developed by MSI has a Protection Mechanism Failure vulnerability. Because IOMMU was not properly enabled, unauthenticated physical attackers can use a DMA-capable PCIe device to read and write arbitrary physical memory before the OS kernel and its security features are loaded.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refcsr.msi.com/global/product-security-advisoriesRefwww.twcert.org.tw/en/cp-139-10577-3cd58-2.htmlRefwww.twcert.org.tw/tw/cp-132-10576-0a0fd-1.html

How CyberStrike helps

Frequently asked questions

What is CVE-2025-14303?

CVE-2025-14303 is a medium-severity vulnerability. It was published on December 17, 2025 and has a CVSS 3.1 base score of 6.8 (MEDIUM).

How severe is CVE-2025-14303?

This vulnerability has a CVSS 3.1 base score of 6.8, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2025-14303?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-14303?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-14303 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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