Fiche vulnérabilité
CVE-2021-35033 : faille élevée zyxel nbg6818 firmware (CVSS 7.8)
Description
A vulnerability in specific versions of Zyxel NBG6818, NBG7815, WSQ20, WSQ50, WSQ60, and WSR30 firmware with pre-configured password management could allow an attacker to obtain root access of the device, if the local attacker dismantles the device and uses a USB-to-UART cable to connect the device, or if the remote assistance feature had been enabled by an authenticated user.
En bref
- Sévérité
- Élevée (CVSS 7.8)
- Vecteur CVSS
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Exploitation active
- Non signalée par la CISA
- Publication
- 23 nov. 2021
- Dernière mise à jour
- 17 juin 2026
Produits concernés
- zyxel nbg6818 firmware
- zyxel nbg7815 firmware
- zyxel wsq20 firmware
- zyxel wsq50 firmware
- zyxel wsq60 firmware
- zyxel wsr30 firmware