Re: Exim segfault, user DoS (was Re: [Exim] system filter li…

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Szerző: Philip Hazel
Dátum:  
Címzett: Jeffrey Goldberg
CC: exim-users
Tárgy: Re: Exim segfault, user DoS (was Re: [Exim] system filter limits)
On Mon, 23 Jul 2001, Jeffrey Goldberg wrote:

> > normal-user$ exim -bt fred
> > zsh: segmentation fault exim -bt fred
>
> There is no "interesting" DoS here, since this will only kill off the
> process that is doing that particular delivery. So the user can prevent
> delivery to himself. Or is there more scope for harm that I've missed?


If the message has more than one recipient, it might (I haven't checked
yet) prevent delivery to the other recipients as well as the user with
the silly file.

-- 
Philip Hazel            University of Cambridge Computing Service,
ph10@???      Cambridge, England. Phone: +44 1223 334714.