Bugtraq mailing list archives

Re: Printer Sharing and M1CR0S0FT Windows98


From: ryanr () SYBASE COM (Ryan Russell)
Date: Fri, 30 Oct 1998 12:22:10 -0800


This share does not share everything per se.  Rather it appears to be
somehow selective.  For example, the password lists (username.pwl) are not
shared, neither are many of the directories under there.  The
sub-directories that were shared on my system were:

That doesn't match my experience.  On my Win95A, Win95B, and Win98
machines, the entire \windows\system directory is shared out
(read-only) hidden files, subdirectories and all.  You don't see .pwl
files because they live in c:\windows, not c:\windows\system.

Simply placing a file in that directory named x.dll isn't sufficient to
enable it's appearance in the list.  The entry must be elsewhere, perhaps
the registry.

Every one of my files is there.

Easy way to make a difficult-to-detect trojan, add more files to the share
list under PRINTER$ then quitely take the files when nobody is looking.

This would be a great place to drop your collected information, if
printer sharing was already on.


BTW, on a this thread, I had a couple of notes back and forth with Paul
      Leach,

and he says MS does not consider this a problem, and they won't be changing
      it.

They were CC'd to the list.. I don't know why Aleph1 didn't forward them.
      I certainly

thought them pertinant.



                              Ryan



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