Added firmware support for netconsole configuration provisioned by the controller (using config under Settings–>Site).
Improvements
If IDS/IPS signature update fails for any reason an alert is now sent to the controller with information about the problem. Other improvements also made to signature update process.
Now limits permitted SSH MAC algorithms to OpenSSH’s most recent defaults, disabling some older options.
Switched speed test to speed.ui.com
Now supports latest hardware revision of USG3.
Changed certificate generation parameters for USG’s local web UI so it creates and maintains certificates in accordance with new requirements in macOS Catalina and iOS 13.
4.4.51
PPPoE client security update fixes a vulnerability that allows an attacker on the same broadcast domain as your WAN to crash the pppd process, potentially allowing remote code execution.
Bugfixes
Fixed GeoIP signature updates.
Fixed crash in guest redirector service where a host header is missing in the request.
No longer makes unifi resolve to 127.0.0.1 when USG goes into self-run.
IDS/IPS signature updates triggered during bootup are delayed until internet connectivity is established.
Changed DDNS client configuration format to ensure credentials and hostname are used only with the associated provider.