Linksys WRT54GL
Linksys WRT54GL Linux-based iconic wireless-G router.
Specifications
- OS
- Linux (OpenWRT compatible)
- Wi-Fi
- 2.4GHz 54Mbps
- Ports
- 4x 100Mbps LAN + 1x WAN
Potential Threats
9 Known CVEs
Default IP
192.168.1.1
Default admin panel address for Linksys WRT54GL
Default Credentials — Linksys WRT54GL
Known CVE Vulnerabilities (9)
A vulnerability was found in Linksys WRT54GL 4.30.18. It has been declared as problematic. This vulnerability affects unknown code of the file /SysInf...
A vulnerability was found in Linksys WRT54GL 4.30.18. It has been classified as problematic. This affects an unknown part of the file /wlaninfo.htm of...
A vulnerability was found in Linksys WRT54GL 4.30.18 and classified as problematic. Affected by this issue is some unknown functionality of the file /...
There is a command injection vulnerability in the Linksys WRT54GL router with firmware version 4.30.18.006. If an attacker gains web management privil...
An arbitrary code execution vulnerability exisits in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. The Check_TSSI function...
A null pointer dereference vulnerability exists in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. A null pointer dereferenc...
A buffer overflow vulnerability exists in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. A stack-based buffer overflow in t...
Buffer overflow on the Linksys WRT54GL wireless router allows remote attackers to execute arbitrary code via unspecified vectors, as demonstrated by a...
Cross-site request forgery (CSRF) vulnerability in apply.cgi in the Linksys WRT54GL Wireless-G Broadband Router with firmware 4.30.9 allows remote att...
FAQ
The most common default credentials for Linksys WRT54GL are listed in the table above. Always change these immediately after setup.
The default username for Linksys WRT54GL is typically "admin". The full list of default credentials including username, password, access type and port is shown in the table on this page.
Log in to the admin panel using the default credentials listed above. Navigate to Administration → Password or System → Account settings. Enter the current password and set a new strong password. Save the changes.
Locate the Reset button (usually a small pinhole on the back/bottom of the device). Hold it for 10-30 seconds while powered on until the LEDs flash. The device will reboot with default settings.
No. Default credentials are publicly known and frequently exploited by automated scanners. Change the admin password immediately after first login.
The default admin login address for Linksys WRT54GL is shown in the "Default IP" field above. Most routers use 192.168.1.1 or 192.168.0.1. Open a browser on a device connected to the router and navigate to that IP.
Log in to the router admin panel at the default IP address. Go to Wireless or Wi-Fi settings. Find the WPA2/WPA3 passphrase field and update it. Save and reconnect your devices.
Change the default admin password and Wi-Fi password immediately. Disable WPS (Wi-Fi Protected Setup) — it is vulnerable to brute-force attacks. Enable WPA3 encryption if supported. Turn off remote management unless needed. Keep firmware updated.
Linksys WRT54GL has 9 known CVE vulnerabilities documented in our database. The full list with severity ratings is shown on this page. Apply the latest firmware update from the manufacturer to address known issues.
