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.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
NBG6818 series firmware
Vendor
Zyxel
Product
NBG6818 series firmware
Platforms
Unknown
Default status
Unknown
NBG6818 series firmware · Scoped product and version facts
Version (version)
Status (status)
Version scheme (versionType)
Exclusive end (lessThan)
Inclusive end (lessThanOrEqual)
Status changes (at → status)
1.00(ABSC.0)C0 through 1.00(ABSC.4)C0
affected
Unavailable
Unavailable
Unavailable
None listed
NBG7815 series firmware
Vendor
Zyxel
Product
NBG7815 series firmware
Platforms
Unknown
Default status
Unknown
NBG7815 series firmware · Scoped product and version facts
Version (version)
Status (status)
Version scheme (versionType)
Exclusive end (lessThan)
Inclusive end (lessThanOrEqual)
Status changes (at → status)
1.00(ABSK.0)C0 through 1.00(ABSK.6)C0
affected
Unavailable
Unavailable
Unavailable
None listed
WSQ20 series firmware
Vendor
Zyxel
Product
WSQ20 series firmware
Platforms
Unknown
Default status
Unknown
WSQ20 series firmware · Scoped product and version facts
Version (version)
Status (status)
Version scheme (versionType)
Exclusive end (lessThan)
Inclusive end (lessThanOrEqual)
Status changes (at → status)
1.00(ABOF.0)C0 through 1.00(ABOF.10)C0
affected
Unavailable
Unavailable
Unavailable
None listed
WSQ50 series firmware
Vendor
Zyxel
Product
WSQ50 series firmware
Platforms
Unknown
Default status
Unknown
WSQ50 series firmware · Scoped product and version facts
Version (version)
Status (status)
Version scheme (versionType)
Exclusive end (lessThan)
Inclusive end (lessThanOrEqual)
Status changes (at → status)
1.00(ABKJ.0)C0 through 2.20(ABKJ.6)C0
affected
Unavailable
Unavailable
Unavailable
None listed
WSQ60 series firmware
Vendor
Zyxel
Product
WSQ60 series firmware
Platforms
Unknown
Default status
Unknown
WSQ60 series firmware · Scoped product and version facts
Version (version)
Status (status)
Version scheme (versionType)
Exclusive end (lessThan)
Inclusive end (lessThanOrEqual)
Status changes (at → status)
1.00(ABND.0)C0 through 2.20(ABND.7)C0
affected
Unavailable
Unavailable
Unavailable
None listed
WSR30 series firmware
Vendor
Zyxel
Product
WSR30 series firmware
Platforms
Unknown
Default status
Unknown
WSR30 series firmware · Scoped product and version facts