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| Subject: | Re: [Snort-users] snort rule |
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| Date: | Wed, 29 Aug 2007 13:43:50 -0400 |
I would like to know where the homework is from, this looks like a decent question. I did not see such material when Snort was referenced in any of my classes. Most of the class could not setup Snort on winblows. Shirkdog ' or 1=1-- http://www.shirkdog.us> Date: Wed, 29 Aug 2007 08:47:06 -0400> From: nigel@sourcefire.com> To: Snort-users@lists.sourceforge.net> Subject: Re: [Snort-users] snort rule> > On 8/29/07 4:42 AM, "lokesh sharma" <lokeshpunjabi_1984@yahoo.com.au> wrote:> > > can you help me> > > > to write rules regarding DHCP> > > > The rule is> > > > "detect all attempts to exploit this vulnerability. In particular, it should> > detect attempts by any computer making DHCP requests where hte Hlen field has> > an invalid value, and where the following byte-code sequence is found anywhere> > in the Sname or File fields. The byte-code sequence should not be matched in> > any other field of the request. The byte-code sequence (in hexadecimal) is:> > > > 01 48 23 87 AB 1F FA 2C 9A 00 00 00 00 21 FF FF> > > > on detecction of such attack attempts, your rule should generate an alert with> > the message:> > > > "DHCP Service invalid input HLen attack detected".> > > > thanx> > This looks like a question taken straight from an education course of some> kind. This is not the place to have other people do your homework for you.> > -- > Nigel Houghton> Office Linebacker> SF VRT> > > -------------------------------------------------------------------------> This SF.net email is sponsored by: Splunk Inc.> Still grepping through log files to find problems? Stop.> Now Search log events and configuration files using AJAX and a browser.> Download your FREE copy of Splunk now >> http://get.splunk.com/> _______________________________________________> Snort-users mailing list> Snort-users@lists.sourceforge.net> Go to this URL to change user options or unsubscribe:> https://lists.sourceforge.net/lists/listinfo/snort-users> Snort-users list archive:> http://www.geocrawler.com/redir-sf.php3?list=snort-users _________________________________________________________________ See what you’re getting into…before you go there http://newlivehotmail.com/?ocid=TXT_TAGHM_migration_HM_viral_preview_0507
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