Firewall
ZyXEL

ZyXEL ZyXEL USG FLEX 500H

- The ZyXEL USG FLEX 500H is a firewall device designed for small to medium-sized businesses and remote sites.

ZyXEL ZyXEL USG FLEX 500H

Specifications

OS
uOS
CPU
Quad-core
IDS/IPS
4 Gbps
RAM
8 GB
USB
1x USB 3.0
UTM
3 Gbps
VPN
1.8 Gbps

Potential Threats

No known vulnerabilities found for this device.
Audit firewall rules and remove unused allow entries. Enable detailed logging. Restrict management access to trusted IPs only.

Default IP

192.168.168.1

Default admin panel address for ZyXEL ZyXEL USG FLEX 500H

Default Credentials — ZyXEL ZyXEL USG FLEX 500H

Username Password Access Type Protocol Port Notes
web HTTPS 443
ssh SSH 22
console Console

FAQ

What is the default password for ZyXEL ZyXEL USG FLEX 500H?

The most common default credentials for ZyXEL ZyXEL USG FLEX 500H are listed in the table above. Always change these immediately after setup.

What is the default username for ZyXEL ZyXEL USG FLEX 500H?

The default username for ZyXEL ZyXEL USG FLEX 500H is typically "admin". The full list of default credentials including username, password, access type and port is shown in the table on this page.

How do I change the password on ZyXEL ZyXEL USG FLEX 500H?

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.

How do I reset ZyXEL ZyXEL USG FLEX 500H to factory defaults?

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.

Is it safe to leave default credentials unchanged?

No. Default credentials are publicly known and frequently exploited by automated scanners. Change the admin password immediately after first login.

Does ZyXEL ZyXEL USG FLEX 500H have known security vulnerabilities?

No CVE vulnerabilities have been linked to ZyXEL ZyXEL USG FLEX 500H in our database. This may mean the device has a good security record, or that vulnerabilities exist but have not been officially assigned CVE identifiers.

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