CVE-2014-0353: Zyxel n300 Netusb Nbg-419n

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

The ZyXEL Wireless N300 NetUSB NBG-419N router with firmware 1.00(BFQ.6)C0 allows remote attackers to bypass authentication by using %2F sequences in place of / (slash) characters.

Affected products

  • Zyxel n300 Netusb Nbg-419n
  • Zyxel n300 Netusb Nbg-419n Firmware: version 1.00(bfq_6)c0 only

Published 2014-04-15. Last modified 2026-06-17.