Section C — Practical / Procedural (15 marks) 15. (10 marks) Given the following scenario, write a clear step‑by‑step procedure (numbered steps) to update the Tenda F3 firmware via the router’s web interface, including safe precautions and verification steps after update. (Assume Windows PC connected by Ethernet; the firmware file is already downloaded and verified.) 16. (5 marks) You performed an update and the router no longer shows a working WAN connection but LEDs indicate it boots normally. List five troubleshooting steps to restore Internet connectivity.
Tenda F3 Buffer Overflow Vulnerability (CVE-2020-10987) Context: This is the most significant "paper trail" regarding the F3 firmware. It analyzes how the firmware handles HTTP requests. tenda f3 firmware update latest version
The Critical Role of Firmware Updates for the Tenda F3 Router Section C — Practical / Procedural (15 marks) 15