They can land right inside the inner security perimeter. Since they are suicide commandos and don't care if they die, they will not mind taking 50% casualties in the firefight killing the armed security there.
The ten who survive rig the ammunition ship or LNG tanker or nuclear power plant to explode or self destruct.
Something we must realize is that arabic is spoken from Iraq to Morocco, so saying that the "cadets" are from the UAE is very dubious. It is the SOP of terrorists entering the USA to be "sheepdipped" through several arab nations to hide their true origins.