Date: Thu, 27 Sep 2001 18:05:58 +0000 From: "WebSec WebSec" <secure21st@hotmail.com> To: fabre@matranet.com Cc: will@physics.purdue.edu, security@FreeBSD.ORG Subject: LaBrea for BSD? Message-ID: <F1358Dt5zt47jO9ljL20000943a@hotmail.com>
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<html><div style='background-color:'><DIV><FONT face=Helv color=#000000 size=2> <P>This solution should only be used in DHCPed environents. You would have problems if you are to assign a static address in a DHCPed environment anyhow.</P> <P> </P> <P>This could worm but would require some hooks in the ISC DHCP server</P> <P>code.</P> <P>There'd still be a problem, though, if you were using fixed IPs and no</P> <P>DHCP. Here's the scenario: You turn off your workstation; the tarpit claims</P> <P>its address; you come in next morning and turn it on; your workstation reports</P> <P>that it is kicking itself off the network because it has ARPed its IP address</P> <P>and found it in use by someone else. (Windows machines with fixed IPs always</P> <P>do this; other operating systems might as well.)</P> <P>--Brett</P> <P>At 11:43 AM 9/27/2001, WebSec WebSec wrote:</P> <P> </P> <P>>Here is an idea,</P> <P>></P> <P>>How about LaBrea for BSD (installed on a DHCP Server) automatically takes all IPs and releases them as clients request those IPs?</P> <P>></P> <P>>Another idea is that LaBrea server installed on DHCP "informs" LaBrea clients which IPs to emulate....</P> <P>></P> <P>></P> <P>></P> <P>>Serg Perfi - YDAP security consulting group</P> <P> </P> <P>To Unsubscribe: send mail to majordomo@FreeBSD.org</P> <P>with "unsubscribe freebsd-security" in the body of the message</P></FONT><BR><BR><BR>The reasonable man adapts himself to the world; </DIV>the unreasonable one persists in trying to adapt <DIV></DIV>the world to himself. Therefore all progress <DIV></DIV>depends on the unreasonable man. <DIV></DIV> <DIV></DIV>-- George Bernard Shaw <DIV></DIV></div><br clear=all><hr>Get your FREE download of MSN Explorer at <a href='http://go.msn.com/bql/hmtag_itl_EN.asp'>http://explorer.msn.com</a><br></html>; To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message
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