Full Disclosure mailing list archives

Re: AppScan and IDS evasion


From: "Elazar Broad" <elazar () hushmail com>
Date: Sat, 24 May 2008 22:47:04 -0400

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The out of the box ruleset for SmartDefense on the FW1 does some
basic string checking on web traffic(i.e. checking get and post
variables for sql injection and xss etc.) along with some strict
RFC checks, I don't know to what extent though...

Elazar

On Sat, 24 May 2008 10:46:43 -0400 Roman Medina-Heigl Hernandez
<roman () rs-labs com> wrote:
Pen Testing escribió:

I've launched AppScan against a web application and I'm being
blocked/banned (since I have a dynamic IP I can reboot my router
and
get another IP, which is shortly banned again, as long as the
attack
persists). Since AppScan doesn't have any kind of IDS evasion
(AFAIK),
what could I do?

Are you using the default template/policy? Perhaps you could edit
it and/or
create a new (and more relaxed) one by disabling potentially
detectable
checks... No idea about which checks you should eliminate...

PS: I don't know which kind of IDS is in use (perhaps it's not a
full-IDS but some anomaly detection as the one included in
Checkpoint
FW-1 but I don't have that information).

Any of you have more info about the kind of checks FW1 use?

--

Saludos,
-Roman

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