Date: Thu, 3 Jan 2002 16:07:43 -0500 (EST) From: Mike Silbersack <silby@silby.com> To: Matthias Schuendehuette <msch@snafu.de> Cc: <freebsd-security@freebsd.org>, <freebsd-stable@freebsd.org>, <Peter.Sauerland@siemens.com>, <iss@cert.siemens.de> Subject: Re: TCP Sequence-Prediction (4.5-PRE) Message-ID: <Pine.BSF.4.30.0201031604560.45843-100000@niwun.pair.com> In-Reply-To: <E16MExc-0003MK-00@clever.eusc.inter.net>
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On Thu, 3 Jan 2002, Matthias Schuendehuette wrote: > Hello, > > my machine at work was scanned with the ISS Scanner, Vers. 6.2.1 and it > complained about TCP Sequence Prediction: > > 'The TCP sequence was found to be predictable.' Run tcpdump while a scan is happening so that you can see what is going on with the sequence numbers. 4.5's TCP initial sequence numbers should not be predictable. Mike "Silby" Silbersack To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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