Synopsis :

A Tor server is listening on the remote host.

Description :

The remote service appears to be a Tor server. Tor is a proxy service
designed to protect the anonymity of its users. It can also be used
to support hidden services.

See also :

http://tor.eff.org/

Solution :

Make sure use of this program is in accordance with your corporate
security policy. And limit incoming traffic to this port if desired.

Risk factor :

None