Re: DHCP Client DoS

2003-02-18 Thread Stijn Hoop
On Tue, Feb 18, 2003 at 04:11:14PM +0100, Volker Stolz wrote: > In local.freebsd-hackers, you wrote: > > We've recently found a problem with dhclient that can DoS a DHCP > > server. If you have schg flags set on /etc/resolv.conf to stop dhcp > > overwriting your existing nameservers, the problem oc

Re: DHCP Client DoS

2003-02-18 Thread Volker Stolz
In local.freebsd-hackers, you wrote: > We've recently found a problem with dhclient that can DoS a DHCP > server. If you have schg flags set on /etc/resolv.conf to stop dhcp > overwriting your existing nameservers, the problem occurs. > Basically, the client just keeps rejecting the IP details it h

Re: DHCP Client DoS

2003-02-18 Thread Stijn Hoop
On Tue, Feb 18, 2003 at 01:41:12PM +, Ian Watkinson wrote: > We've recently found a problem with dhclient that can DoS a DHCP > server. If you have schg flags set on /etc/resolv.conf to stop dhcp > overwriting your existing nameservers, the problem occurs. > > Basically, the client just keeps

DHCP Client DoS

2003-02-18 Thread Ian Watkinson
Hi all, We've recently found a problem with dhclient that can DoS a DHCP server. If you have schg flags set on /etc/resolv.conf to stop dhcp overwriting your existing nameservers, the problem occurs. Basically, the client just keeps rejecting the IP details it has received from the server and req