Exposed IOCTL with Insufficient Access Control in Ethernet Adapters 800 Series Controllers - CVE-2025-27535

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Main Vulnerability Database Vulnerabilities #VU122787

Exposed IOCTL with Insufficient Access Control in Ethernet Adapters 800 Series Controllers - CVE-2025-27535

Published: February 13, 2026


Vulnerability identifier: #VU122787
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-27535
CWE-ID: CWE-782
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Intel
Affected software:
Ethernet Adapters 800 Series Controllers

Detailed vulnerability description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient access control in the IOCTL within the firmware. A local administrator can cause a denial of service condition.


How to mitigate CVE-2025-27535

Install updates from vendor's website.

Sources