Date: Fri, 2 Feb 2001 16:44:08 +0200 (EET) From: land@dnepr.net To: FreeBSD-gnats-submit@freebsd.org Subject: kern/24849: broken firewall (ipfw established bug) Message-ID: <200102021444.f12Ei8E01711@squid.dnepr.net>
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>Number: 24849 >Category: kern >Synopsis: "ipfw add allow tcp from any to any established" rule passes TCP setup >Confidential: no >Severity: critical >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sun Feb 04 07:10:00 PST 2001 >Closed-Date: >Last-Modified: >Originator: Andrey Lakhno >Release: FreeBSD 4.2-STABLE i386 >Organization: >Environment: FreeBSD squid.dnepr.net 4.2-STABLE FreeBSD 4.2-STABLE #0: Fri Feb 2 13:25:58 EET 2001 land@host.net:/usr/obj/usr/src/sys/HOST i386 >Description: 0100 allow tcp from any to any established 0200 deny tcp from any to any setup 0300 allow ip from any to any TCP setup connection match rule 100. >How-To-Repeat: Use previous ruleset and try to establish TCP connection. >Fix: >Release-Note: >Audit-Trail: >Unformatted: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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