rpc.statd: invalid hostname to sm_stat

[Dave [Hawk-Systems]]

I received an answer to this before and it was that FreeBSD isn't vulnerable to
this type of attack, but the log entries persist in varrying degrees of
reoccurance.

Jul  6 12:48:52 isp2 rpc.statd: invalid hostname to sm_stat:
^X÷ÿ¿^X÷ÿ¿^Y÷ÿ¿^Y÷ÿ¿^Z÷ÿ¿^Z÷ÿ¿^[÷ÿ¿^[÷ÿ¿%8x%8x%8x%8x%8x%8x%8x%8x%8x%236x%n%137x%
n%10x%n%192x%nM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-
^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-
^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-^PM-

1) Is there a way to tell where it is coming from?

2) What is the intended result?

Dave