Router

ASUS RT-N53

Projects for this device

Replacement firmware

OpenWrt

Replace router software with a customizable system for network controls and community packages.

How to get started

Follow the guide for your exact router version. The first installation may use its web interface, recovery mode or a serial connection.

Setup: Firmware replacement; route varies by router
You’ll need: Exact hardware revision, an appropriate OpenWrt release and its model-specific installation guide.

Hardware revision not specified: Retired support documentedOpen device guide
A1: Open hardware record

Original project github.com

Recorded configuration: 8 MB flash; 32 MB RAM

Device support in source: Retired; check the documented hardware and older release resources.
Limitations: WiFi 2.4GHz WiFi 5GHz
Limitations: WiFi 2.4GHz
Limitations: WiFi 5GHz

Sources

Features & details

Check the project and hardware shown for each feature.

Device details

ASUS RT-N53 — TechInfoDepot (github.com)ASUS RT-N53 — WikiDevi (github.com)

Hardware revision: A1

OpenWrt

OpenWrt — Source documentation (openwrt.org)

Availability recorded by source: Discontinued

Hardware details

Documented hardware

ASUS RT-N53 — TechInfoDepot (github.com)ASUS RT-N53 — WikiDevi (github.com)Documented hardware — Source documentation (openwrt.org)

Board identifier: 141800520002J
Processor: Broadcom BCM5358U
Hardware revision: A1
Wi-Fi chip: Broadcom BCM43236
Flash: 8 MB
Processor / Wi-Fi: Broadcom BCM5358
Memory: 32 MB
Wi-Fi chip: Broadcom BCM43236

Technical references

asus rt-n53 — OpenWrt hardware record (github.com) ↗

Security

Saved scan 18 Oct 2026

From our saved security research.

Model advisories

Selected highlights

Prioritized by known exploitation, severity, then date.

CVE published 17 Jun 2022

ASUS RT-N53

ASUS RT-N53 3.0.0.4.376.3754 has a command injection vulnerability in the SystemCmd parameter of the apply.cgi interface.

Affected firmware: RT-N53: 3.0.0.4.376.3754
Fix: Fix details in the linked record

Read mitre CVE record

Details and sources

CVE updated 3 Aug 2024

ASUS RT-N53 3.0.0.4.376.3754 has a command injection vulnerability in the SystemCmd parameter of the apply.cgi interface.

CVE published 28 Dec 2021

ASUS RT-N53

ASUS RT-N53 3.0.0.4.376.3754 devices have a buffer overflow via a long lan_dns1_x or lan_dns2_x parameter to Advanced_LAN_Content.asp.

Affected firmware: RT-N53: 3.0.0.4.376.3754
Fix: Fix details in the linked record

Read mitre CVE record

Details and sources

CVE updated 5 Aug 2024

ASUS RT-N53 3.0.0.4.376.3754 devices have a buffer overflow via a long lan_dns1_x or lan_dns2_x parameter to Advanced_LAN_Content.asp.

CVE-2019-20082 record (github.com) ↗

Check more security advisories for this device · CVE.org