Justin,

I have to agree with Dave. Every possible client scope needs to be checked -
and the form scope seems rudimentary to me. Not checking the form scope is
like setting up a firewall and locking down everything except a few dozen
ports near the bottom of the stack (after all ... we rarely get attacked
from ports 10 through 30  :) 

-Mark


-----Original Message-----
From: Dave Watts [mailto:[EMAIL PROTECTED] 
Sent: Thursday, August 07, 2008 4:43 PM
To: CF-Talk
Subject: RE: HELP! SQL Injection Attack!

> Since nearly all SQL injection attempts come through the URL 
> (including the recent ones), that is where I put the focus.

Nearly all automated SQL injection attempts come through the URL. The ones
that, say, compromise peoples' credit card data, they typically come from
forms.

> With this script I would not recommend checking the form scope as 
> there is too high a risk of false positives.  I've never heard of an 
> injection attack coming through CGI variables.  I suppose it's 
> possible, but the percentage of queries using CGI scope data is 
> probably minuscule compared to URL variables.

Again, targeted attacks will attempt to use any data that comes from the
client. A brief review of the available tools for pen testing will show you
that.

Dave Watts, CTO, Fig Leaf Software
http://www.figleaf.com/

Fig Leaf Software provides the highest caliber vendor-authorized instruction
at our training centers in Washington DC, Atlanta, Chicago, Baltimore,
Northern Virginia, or on-site at your location.
Visit http://training.figleaf.com/ for more information!



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