Date: Sun, 23 Sep 2012 02:34:59 GMT From: HIROSHI OOTA <nil@mad.dog.cx> To: freebsd-gnats-submit@FreeBSD.org Subject: bin/171882: incorrect port fowarding with server allocated port Message-ID: <201209230234.q8N2Yxq1089694@red.freebsd.org> Resent-Message-ID: <201209230240.q8N2e81e068254@freefall.freebsd.org>
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>Number: 171882 >Category: bin >Synopsis: incorrect port fowarding with server allocated port >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sun Sep 23 02:40:08 UTC 2012 >Closed-Date: >Last-Modified: >Originator: HIROSHI OOTA >Release: 10-current >Organization: >Environment: FreeBSD xxx 10.0-CURRENT FreeBSD 10.0-CURRENT #165 r233752: Sun Apr 1 15:27:13 JST 2012 root amd64 >Description: SSH standard supports server allocated port. We can use the capability the ssh option -R 0:host:hostport. But, I specify it multiple, all port would be fowarded to the first port. >How-To-Repeat: term1$ ssh -v -R 0:localhost:23 -R 0:localhost:25 -R 0:127.0.0.1:80 -N debug1: remote forward success for: listen 0, connect 127.0.0.1:21 Allocated port 41791 for remote forward to 127.0.0.1:21 debug1: remote forward success for: listen 0, connect 127.0.0.1:25 Allocated port 23513 for remote forward to 127.0.0.1:25 debug1: remote forward success for: listen 0, connect 127.0.0.1:80 Allocated port 59246 for remote forward to 127.0.0.1:80 term2$ telnet localhost 23513 Trying ::1... Connected to localhost. Escape character is '^]'. 220 xxx FTP server (Version xxx) ready. term2$ telnet localhost 59246 Trying ::1... Connected to localhost. Escape character is '^]'. 220 xxx FTP server (Version xxx) ready. these ports should be forwaded to 25(smtp) and 80(http), not 21(ftp). >Fix: >Release-Note: >Audit-Trail: >Unformatted:
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