What’s Vulnerable › Vulnerabilities

CVE-2025-14303: MSI｜Motherboard - Protection Mechanism Failure

• Severity: medium (CVSS 6.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-17 · updated 2026-06-17
• Weakness: CWE-693

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.

Affected products

• MSI Intel 600 chipset motherboard: 0
• MSI Intel 700 chipset motherboard: 0

References

• https://csr.msi.com/global/product-security-advisories
• https://www.twcert.org.tw/en/cp-139-10577-3cd58-2.html
• https://www.twcert.org.tw/tw/cp-132-10576-0a0fd-1.html

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