Use of weak credentials exists in SkyBridge MB-A100/110 firmware Ver. 4.2.0 and earlier, which may allow a remote unauthenticated attacker to decrypt password for the WebUI of the product.

Cleartext transmission of sensitive information exists in SkyBridge MB-A100/110 firmware Ver. 4.2.0 and earlier. If the telnet connection is enabled, a remote unauthenticated attacker may eavesdrop on or alter the administrator's communication to the product.

Cleartext storage of sensitive information exists in SkyBridge MB-A100/110 firmware Ver. 4.2.0 and earlier, which may allow a remote authenticated attacker to obtain an APN credential for the product.

Missing authentication for critical function exists in SkyBridge MB-A100/110 firmware Ver. 4.2.0 and earlier, which may allow a remote unauthenticated attacker to execute some critical functions without authentication, e.g., rebooting the product.

Improper privilege management vulnerability in SkyBridge MB-A100/110 firmware Ver. 4.2.0 and earlier allows a remote authenticated attacker to alter a WebUI password of the product.

Seiko SkyBridge MB-A100/A110 v4.2.0 and below implements a hard-coded passcode for the root account. Attackers are able to access the passcord via the file /etc/ciel.cfg.

Seiko SkyBridge MB-A100/A110 v4.2.0 and below was discovered to contain an arbitrary file upload vulnerability via the restore backup function. This vulnerability allows attackers to execute arbitrary code via a crafted html file.

Seiko SkyBridge MB-A100/A110 v4.2.0 and below was discovered to contain a command injection vulnerability via the ipAddress parameter at 07system08execute_ping_01.