Re: Apple IOS security issue pre-advisory record

[Dave <mrx () propergander org uk>]

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On 24/03/2012 15:53, Valdis.Kletnieks () vt edu wrote:
> On Sat, 24 Mar 2012 10:26:48 -0000, Dave said:
>
> > Doesn't the the -e, robots=off, --page-requisites and -H wget directives enable
> > one to collect all the necessary files that are called from a page?
>
> No, not *all* the files, for the same reason that if you visit a page with
> NoScript enabled, you may end up with missing content and/or big open spaces on
> the page.
>
> Consider a page that has Javascript on it:
>
> todaysfile = "http://www.news-site.com/"; + date_as_string;
> document.load(todaysfile);
>
> Unless you interpret the javascript, you don't know what URL will get loaded,
> because yesterday and tomorrow will get a different URL.  So basically,
> if you try to pull it down with wget or similar, you will miss *all* the stuff
> that's pulled down via Javascript (and probably via css as well - does wget
> know how to follow CSS references?).  On many modern web designs,
> this ends up being the vast majority of the content.

Thanks Valdis,

Some things are pretty obvious when pointed out.

Dave
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