[6806] in bugtraq

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Re: NFS shell

daemon@ATHENA.MIT.EDU (Oliver Friedrichs)
Tue May 19 14:46:36 1998

Date: 	Tue, 19 May 1998 12:22:57 -0600
Reply-To: Oliver Friedrichs <oliver@SECURENETWORKS.COM>
From: Oliver Friedrichs <oliver@SECURENETWORKS.COM>
X-To:         Leendert van Doorn <leendert@CS.VU.NL>
To: BUGTRAQ@NETSPACE.ORG
In-Reply-To:  <m0ybTx1-000eCgC@fluit.cs.vu.nl>

> The sources are in:
>
>         ftp://ftp.cs.vu.nl/pub/leendert/nfsshell.tar.gz
>
> Suggestions for improvements are welcome.

Some interesting features that people will probably want to add to this:

- ability to query rpcbind/portmap on port 32771.  rpcbind on (unpatched)
  solaris listened on a port equal to, or above 32771.  This allows you to
  bypass any filters that may be blocking standard portmap/rpcbind on port
  111.

- ability to perform NFS over port 4045.  Solaris nlockmgr service will
  accept any NFS packets and always listens on port 4045, probably because
  it's a direct path into the kernel like NFS is.  This allows you to
  bypass any filters that may be blocking NFS traffic on port 2049.

Just 2 of a number of undocumented services that we found in Solaris...

- Oliver

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