Vulnerability in Msi Intel 600 Chipset Motherboard

CVE-2025-14303

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.

EPSS: 0.003 (24.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-14303?
CVE-2025-14303 is a medium-severity vulnerability in Msi Intel 600 Chipset Motherboard, classified under Protection Mechanism Failure. CVSS score: 6.8/10. Published 2025-12-17.
How severe is CVE-2025-14303?
Medium severity. CVSS v3 base score is 6.8 out of 10.