CVE-2026-40003

MEDIUM

5.1

Beschreibung

ZTE ZX297520V3 BootROM contains a vulnerability that allows arbitrary memory writes via USB. Attackers can exploit the lack of target address validation in the USB download mode to write data to any location in BootROM runtime memory, thereby overwriting the stack, hijacking the execution flow, bypassing the Secure Boot signature verification mechanism, and achieving unauthorized code execution.

CVE Details

CVSS v3.1 Bewertung5.1

SchweregradMEDIUM

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

AngriffsvektorPHYSICAL

KomplexitatHIGH

Erforderliche PrivilegienNONE

BenutzerinteraktionREQUIRED

Veroffentlicht5/7/2026

Zuletzt geandert5/13/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

zte:zx297520v3zte:zx297520v3_firmware

Schwachen (CWE)

CWE-787

Referenzen

https://support.zte.com.cn/zte-iccp-isupport-webui/bulletin/detail/2144487415169560645(psirt@zte.com.cn)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.