high7.8
CVE-2021-35033
A vulnerability in specific versions of Zyxel NBG6818, NBG7815, WSQ20, WSQ50, WSQ60, and WSR30 firmware with pre-configured password management could allow an …
Impact
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
| Vendor | Product | Affected versions |
|---|---|---|
| Zyxel | Nbg6818 Firmware | before 1.00\(absc.5\)c0 |
| Zyxel | Nbg7815 Firmware | before 1.00\(absk.7\)c0 |
| Zyxel | Wsq20 Firmware | before 1.00\(abof.11\)c0 |
| Zyxel | Wsq50 Firmware | before 2.20\(abkj.7\)c0 |
| Zyxel | Wsq60 Firmware | before 2.20\(abnd.8\)c0 |
| Zyxel | Wsr30 Firmware | before 1.00\(abmy.12\)c0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://www.tenable.com/security/research/tra-2022-06
- https://www.zyxel.com/support/Zyxel_security_advisory_for_pre-configured_password_management_vulnerability_of_home_routers_and_WiFi_systems.shtml
- https://www.tenable.com/security/research/tra-2022-06
- https://www.zyxel.com/support/Zyxel_security_advisory_for_pre-configured_password_management_vulnerability_of_home_routers_and_WiFi_systems.shtml