These permissions are likely to be *too* permissive

tvheadend-dbus.conf

<?xml version="1.0" encoding="UTF-8" ?> 
<root xmlns="urn:schemas-upnp-org:device-1-0">
  <specVersion>
    <major>1</major> 
    <minor>0</minor> 
  </specVersion>
  <device>
    <deviceType>urn:ses-com:device:SatIPServer:1</deviceType> 
    <friendlyName>Sat>IP Server (192.168.1.22)</friendlyName> 
    <manufacturer>ALi</manufacturer> 
    <manufacturerURL>http://www.alitech.com</manufacturerURL> 
    <modelDescription>SAT>IP Server</modelDescription> 
    <modelURL>http://www.alitech.com</modelURL> 
    <modelName>SAT>IP Demo</modelName> 
    <UDN>uuid:b9d99fcb-42a1-485a-b043-93be6596570e</UDN> 
    <modelNumber>0.0.0.1</modelNumber> 
    <serialNumber>Mirage-1S81T51303000452</serialNumber> 
    <UPC>Mirage</UPC> 
    <satip:X_SATIPCAP xmlns:satip="urn:ses-com:satip">DVBS2-1</satip:X_SATIPCAP> 
    <DicoviServiceDescriptionURL>/SAT2IP/SatelliteDesc.xml</DicoviServiceDescriptionURL> 
  </device>
</root>

Totally unrelated. Does Tvheadend actually work with ALi chipset based STBs that have Embedded SAT>IP servers?

Ask @perexg