PT-2026-7291 · Intel · Intel E810 Ethernet Controllers

Published 2026-02-10 · Updated 2026-02-10 · CVE-2025-27243

Positive Technologies (AI Summary)

CVSS v3.1

6.0

Medium

Base vector

AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Intel Ethernet Controller E810 firmware versions prior to 1.7.8.x

Description An out-of-bounds write issue exists in the firmware of some Intel Ethernet Controller E810 devices. A local attacker with privileged user access and low complexity attack capabilities may be able to cause a denial of service. The issue impacts the availability of the system.

Recommendations Update to firmware version 1.7.8.x or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2025-27243

Affected Products

Intel E810 Ethernet Controllers

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2025-27243 · Security Note
• https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01171.html · Vendor Advisory
• https://twitter.com/CVEnew/status/2021279086350328125 · Twitter Post