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VulnerabilityPublished

CVE-2025-14302: GIGABYTE intel 600 chipset Motherboard · Protection Mechanism Failure

Affects GIGABYTE intel 600 chipset MotherboardSource CVE Database V5

0

Not known to be exploited · CVSS 7.0 High.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 4.0 base score
7.0High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 27% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 17 Dec 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
GIGABYTE intel 600 chipset MotherboardAffected
  • =0
Fixed in–

AI-suggested

Mitigation should focus on enabling and properly configuring IOMMU in the motherboard firmware (BIOS/UEFI) settings to enforce DMA restrictions. Organizations should verify that IOMMU is active on all affected systems and apply any firmware updates or patches released by GIGABYTE promptly once available. Physical security controls must be strengthened to prevent unauthorized access to hardware, including locked server rooms, surveillance, and access logging. Use of hardware-based security modules or trusted platform modules (TPMs) can help detect unauthorized hardware changes. Network segmentation and monitoring for unusual device connections can provide additional layers of defense. For environments where physical access cannot be fully controlled, consider replacing affected hardware with models confirmed to have proper IOMMU enforcement. Regular security audits and penetration testing should include checks for DMA attack vectors. Finally, educate IT staff about the risks of DMA attacks and the importance of firmware configuration.

Description

Certain motherboard models developed by GIGABYTE 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.

References

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