From mboxrd@z Thu Jan 1 00:00:00 1970 From: jamal Subject: Re: tcp vulnerability? haven't seen anything on it here... Date: 22 Apr 2004 11:17:26 -0400 Sender: netdev-bounce@oss.sgi.com Message-ID: <1082647046.1099.47.camel@jzny.localdomain> References: Reply-To: hadi@cyberus.ca Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: linux-kernel@vger.kernel.org, netdev@oss.sgi.com Return-path: To: alex@pilosoft.com In-Reply-To: Errors-to: netdev-bounce@oss.sgi.com List-Id: netdev.vger.kernel.org On Thu, 2004-04-22 at 10:37, alex@pilosoft.com wrote: > On 22 Apr 2004, jamal wrote: > > Its infact harder to create this attack compared to a simple > > SYN attack. > Not quite. I meant a SYN Flood attack is a much trivial attack than this but the media may have gotten used to it by now. > > Unless i misunderstood: You need someone/thing to see about 64K packets > > within a single flow to make the predicition so the attack is succesful. > > Sure to have access to such capability is to be in a hostile path, no? > > ;-> > No, you do not need to see any packet. > Ok, so i misunderstood then. How do you predict the sequences without seeing any packet? Is there any URL to mentioned paper? > Inter-provider BGP is long-lived with close to fixed ports, which is why > it has caused quite a stir. Makes sense. What would be the overall effect though? Route flaps? > Nevertheless, number of packets to kill the session is still *large* > (under "best-case" for attacker, you need to send 2^30 packets)... ;-> cheers, jamal