Path: utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!wuarchive!udel!new
From: new@udel.edu (Darren New)
Newsgroups: comp.sys.amiga.tech
Subject: Re: Auto insert/infect virus
Message-ID: <6596@nigel.udel.EDU>
Date: 21 Dec 89 02:10:06 GMT
References: <266987@neabbs.UUCP>
Sender: usenet@udel.EDU
Reply-To: new@udel.edu (Darren New)
Organization: University of Delaware
Lines: 11

In article <266987@neabbs.UUCP> ajbrouw@neabbs.UUCP (ALBERT-JAN BROUWER) writes:
>.... The virus is able to spread because the old
>filing system looks for :l/Disk-Validator first and for l:Disk-Validator after
>that, whenever it encounters an invalid floppy.
>I'll save you from additional sickening details, suffice it to say that this
>ecological niche shouldn't have been there in the first place (Commodore, 1.4?).

Actually, I'd noticed this but assumed that this was done on purpose.
It would allow your disk to replace the DiskValidator with your own
validator for special-format disks.  A shame some slob has to go and
write a virus that takes advantage of this.  -- Darren