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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Zyxel NBG6818 series firmware
1.00(ABSC.0)C0 through 1.00(ABSC.4)C0affected
Zyxel NBG7815 series firmware
1.00(ABSK.0)C0 through 1.00(ABSK.6)C0affected
Zyxel WSQ20 series firmware
1.00(ABOF.0)C0 through 1.00(ABOF.10)C0affected
Zyxel WSQ50 series firmware
1.00(ABKJ.0)C0 through 2.20(ABKJ.6)C0affected
Zyxel WSQ60 series firmware
1.00(ABND.0)C0 through 2.20(ABND.7)C0affected
Zyxel WSR30 series firmware
1.00(ABMY.0)C0 through 1.00(ABMY.11)C0affected