[CVE-2026-76852] Netcore NR268 firmware version 1.7.121109 has an improper integrity verification flaw in mtd_write a…

Descripción técnica

Netcore NR268 firmware version 1.7.121109 has an improper integrity verification flaw in mtd_write allowing forged firmware authenticity checks. Attackers can exploit put_file.cgi and check_image_uuid.c to bypass firmware signature validation and load unauthorized firmware images.

Puntuación CVSS

Score: 8.8/10 — Severidad: HIGH — Estado NIST: Received

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Debilidades (CWE)

CWE-354

Fuente oficial

Publicado en NIST NVD.