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Date: Thu, 7 Oct 1999 10:38:36 +0900 (JST)
From: mistral@imasy.or.jp (Yoshihiko -OHTA- SARUMARU)
To: FreeBSD-users-jp@jp.freebsd.org
In-Reply-To: Your message of "Thu, 7 Oct 1999 10:00:26 +0900".
	<199910070100.KAA28380@ns.astrodesign.co.jp>
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Subject: [FreeBSD-users-jp 46368] Re: FreeBSD Security Advisory
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$B!!1n4]$G$9!#(B

1999-10-07($BLZ(B) 10:00:26.$B:"!"(Bhkato@astrodesign.co.jp$B$5$s$O=q$-$^$7$?!#(B

> >   3.3-RELEASE $B$G$O(B inetd $B$K(B
> > 
> >      -w      Turn on TCP Wrapping for external services. See the
> 
>                $B!V(BTCP Wrapping $B$r30It%5!<%S%9$K@Z$jBX$($k!W$G$h$m$7$$$G$7$g$&$+!)(B(^^;;
>                $B!J1Q8l$K<+?.$J$52a$.!A(B(^^;;$B!K(B

  $B$=$s$J$"$J$?$K(B jpman :-)

jman inetd $B$h$j0zMQ(B:
     -w      $B30It%5!<%S%9MQ$K(B TCP Wrapping $B$r%*%s$K$7$^$9!#(BTCP Wrappers $B%5%]!<(B
             $B%H$K$D$$$F$N99$J$k>pJs$K$D$$$F$O!"(B $B<BAu$K4X$9$kCm<a$N@a$r;2>H$7$F(B
             $B$/$@$5$$!#(B

     -W      inetd $BAH$_9~$_$NFbIt%5!<%S%9MQ$K(B TCP Wrapping $B$r%*%s$K$7$^$9!#(B

  $B30It$C$F$N$O!"(Btelnetd $B$H$+$G!"FbIt$C$F$N$,(B daytime $B$_$?$$$J(B 
$B%3%^%s%I$,(B intenal $B$K$J$C$F$$$k$d$D!"$@$H;W$$$^$9!#(B
# $B$7$+$7!"FbIt%5!<%S%9MQ$+$!!#4V0c$C$F$O$$$J$$$H;W$&$s$@$1$I!"(B
# localhost $BMQ!)(B  $B$H0l=V;W$C$F$7$^$C$?!#!V!AMQ!W$8$c$J$/$F!V!A$K(B
# $BBP$7$F!W$H$+!V!A$K$*$$$F!W$NJ}$,NI$/$J$$$+$J$!!#(B
# $B%5!<%S%9$8$c$J$/$F!"%G!<%b%s$H$9$l$P$$$$$N$@$m$&$+!#%5!<%S%9$H(B
# $B=q$/$H$J$s$@$+(B NT $B$_$?$$$@!#(B

>   $BAH$_9~$_$N(BTCP Wrapper$B$JF0:n!J$=$l$H$b$=$N$b$N!)!K$G$O$J$/$F(B
>   $B<+J,$G$=$&$$$C$?%5!<%S%9$rAH$_9~$s$G;H$$$?$$$H$-$O$3$N%*%W%7%g%s$r(B
>   $BIU$1$J$5$$!"$C$F$3$H$G$9$M!#$3$l$O$3$l$G!"$^$"!"4r$7$$$+$bCN$l$^$;$s$,!"(B

  $B$D$^$j(B -w $B$b(B -W $B$b$J$1$l$P!"(Binetd $B$O:#$^$G$I$*$j$N%"%/%;%9@)8B(B
$B$r<+J,$G$7$J$$(B inetd $B$@$h!"$H$$$&$3$H$J$O$:$G$9(B($B@)8B$7$F$J$$$N$G(B
$BCN$i$J$$!D!D(B)$B!#(B


>   inetd.conf $B$N=q<0$,(B2.x$B$N$H$-$h$j$bBgI}$KJQ$o$C$F$7$^$$!"=>Mh$NCN<1$,(B
>   $BDLMQ$7$J$$$3$H$H$+!"(BTCP_Wrapper$B$r9g$o$;$FCN$C$F$$$J$$$H@_Dj$,4pK\E*$K(B
>   $B=PMh$J$$$3$H$H$+!"$3$s$G$($($N$+$J!<!"$H46$8$k$N$G$9!#(B

  $B$(!D!D!"0c$$$^$9$+!)(B
  

>   TurboLinuxServer1.0$B$rGc$C$F!"%l%s%?%k%5!<%P$N(BOS$B$H$7$F1?MQ;O$a$?$s$G$9$,(B
>   $B%5!<%P20$5$s$N@_Dj$N%_%9$b$"$C$F!"7R$,$k$O$:$N(Bftp$B$,7R$,$i$J$/!"$=$N860x$r(B
>   $B@Z$jJ,$1$r$9$k$N$K>/!9<j4V<h$C$?$N$O!"$3$N(BTLS$B$b%G%U%)%k%H$G(BTCP_Wrapper$B$,(B
>   $B%$%s%9%H!<%k$5$l$F$$$?$+$i$G$7$?!#(B

  $B%G%U%)%k%H$G(B inetd $B$O(B -wW $B$GF0$/$h$&$K%$%s%9%H!<%k$5$l$^$9$,!"(B
/etc/hosts.allow $B$O(B ALL : ALL : allow $B$J$N$G!"$=$&$$$&LdBj$O$J$$(B
$B$G$9!#(B


>   TCP_Wrapper$B$r;H$&$3$H$,$*$=$i$/%9%?%s%@!<%I$J;v$K$J$C$F$-$F$$$k$N$G$7$g$&(B
>   $B$1$I!"!V>.$5$J?F@ZBg$-$J$*@$OC!W$K$J$j$O$7$J$$$+$H!"46$8$F$7$^$&$N$G$9!#(B

  $B$3$NJU$O$I$A$i$KE]$9$N$bFq$7$$%]%j%7!<$G$9$h$M!#(B
  $B%$%s%9%H!<%k$7$F:F5/F0D>8e!A(BTCP_Wrapper $B$N@_Dj$^$G$,L5KIHw!"$H(B
$B$$$&$N$b7k9=I]$$5$$O$7$F$^$9!#:G6a$O(B internet $B$K7R$0%5!<%P$r1?MQ(B
$B$9$k$3$H$O$J$/$J$C$?$N$G5$$K$7$F$^$;$s$1$I!#(B

--
$B1n4](B($B5l@+(B: $BB@ED(B)$BK'I'(B (Yoshihiko SARUMARU)
E-mail: mistral@imasy.or.jp	URL: http://www.imasy.or.jp/~mistral/
