FTP anon attack?

Dan Nelson dnelson at allantgroup.com
Wed Apr 30 14:00:46 PDT 2003

In the last episode (Apr 30), Grant Peel said:
> I have recently commissioned a new server in which anon ftp will be
> included with each new domain we add.
> I have noticed some flaky numbered files being uploaded to the
> incoming dir. I have been looking around to see if this is a virus
> that matches or if this is some kind of DoS attack or what. These
> files are defineatley bianary and are always about the same size.
> (about 1 mb).

Probably warez of some sort.  Make sure that anonymous uploads are not
readable by anonymous downloaders (I know wu-ftpd can do that easily),
and they'll stop soon enough :)

	Dan Nelson
	dnelson at allantgroup.com

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