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Subject: Re: ANNOUNCE: FreeBSD Ports Security Advisory: FreeBSD-SA-00:65.xfce
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 $B$3$N%a!<%k$O(B, announce-jp $B$KN.$l$?(B

  Subject: ANNOUNCE: FreeBSD Ports Security Advisory: FreeBSD-SA-00:65.xfce
  From: FreeBSD Security Advisories <security-advisories@freebsd.org>
  Date: Mon,  6 Nov 2000 15:44:19 -0800 (PST)
  Message-Id: <20001106234419.6903437B479@hub.freebsd.org>
  X-Sequence: announce-jp 593

 $B$rF|K\8lLu$7$?$b$N$G$9(B. 

 $B$3$N4+9p$NCf$G>R2p$5$l$F$$$k(B WWW $B%5%$%H(B http://www.FreeBSD.org/ $B$*$h$S(B
 FTP $B%5%$%H(B ftp://ftp.FreeBSD.org/ $B$K$O(B, $BF|K\$N%_%i!<%5%$%H$,B8:_$7$^$9(B.
 $B%_%i!<%5%$%H$rMxMQ$9$k$K$O(B,
 http://www.FreeBSD.org/ $B$r(B http://www.jp.FreeBSD.org/www.freebsd.org/ $B$K(B,
 ftp://ftp.FreeBSD.org/ $B$r(B ftp://ftp.jp.FreeBSD.org/ $B$K(B,
 $B$=$l$>$lCV$-49$($F$/$@$5$$(B.

 $B%M%C%H%o!<%/$N:.;($r4KOB$9$k$?$a(B, $B$^$:$O%_%i!<%5%$%H$NMxMQ$r(B
 $B9MN8$9$k$h$&$*4j$$$7$^$9(B.  $B%_%i!<%5%$%H$K4X$9$k>\:Y$O(B

  http://www.FreeBSD.org/handbook/mirror.html ($B1QJ8(B)
  http://www.FreeBSD.org/ja/handbook/mirror.html ($BF|K\8lLu(B)

 $B$K(B, $B$^$?(B, $B2a5n$NF|K\8lHG%;%-%e%j%F%#4+9p$O(B

  http://www.FreeBSD.org/ja/security/

 $B$K$^$H$a$i$l$F$$$^$9(B.

 $B86J8$O(B PGP $B=pL>$5$l$F$$$^$9$,(B, $B$3$NF|K\8lLu$O(B PGP $B=pL>$5$l$F$$$^$;$s(B. 
 $B%Q%C%AEy$NFbMF$,2~cb$5$l$F$$$J$$$3$H$r3NG'$9$k$?$a$K(B PGP $B$N%A%'%C%/$r(B
 $B9T$J$&$K$O(B, $B86J8$r;2>H$7$F$/$@$5$$(B. 

 $BF|K\8lLu$O(B FreeBSD $BF|K\8l%I%-%e%a%s%F!<%7%g%s%W%m%8%'%/%H(B (doc-jp) $B$,;29M$N(B
 $B$?$a$KDs6!$9$k$b$N$G(B, doc-jp $B$O(B $B$=$NFbMF$K$D$$$F$$$+$J$kJ]>Z$b$$$?$7$^$;$s(B.
 $BF|K\8lLu$K$D$$$F$N$*Ld$$9g$o$;$O(B doc-jp@jp.FreeBSD.org $B$^$G$*4j$$$7$^$9(B.

--($B$3$3$+$i(B)

=============================================================================
FreeBSD-SA-00:65                                           Security Advisory
                                                                FreeBSD, Inc.

$B%H%T%C%/(B:	xfce allows local X session compromise

$BJ,N`(B:		ports
$B%b%8%e!<%k(B:	xfce
$B9pCNF|(B:		2000-11-06
$B%/%l%8%C%H(B:	Nicholas Brawn <nickbrawn@ONETEL.COM>
$B1F6AHO0O(B:	$B=$@5F|0JA0$N(B Ports Collection
$B=$@5F|(B:		2000-11-01
$B%Y%s%@$NBP1~(B:	$B=$@5HG$,8x3+:Q$_(B
FreeBSD $B$K8GM-$+(B:	NO

I.   $BGX7J(B - Background

xfce $B$O(B X Window System $BMQ$N%&%#%s%I%&%^%M!<%8%c(B/$B%G%9%/%H%C%W4D6-$G$9(B.

II.  $BLdBj$N>\:Y(B - Problem Description

xfce port $B$N%P!<%8%g%s(B 3.52 $B$h$jA0$N$b$N$K$O(B, X $B%G%#%9%W%l%$$X$N(B
$B%"%/%;%9$r(B, $B%m!<%+%k%7%9%F%`$N$9$Y$F$N%f!<%6$KBP$7$FITE,@Z$K(B
$B5v2D$7$F$7$^$&$h$&$J%9%?!<%H%"%C%W%9%/%j%W%H$,4^$^$l$F$$$^$9(B.
X $B%G%#%9%W%l%$$K%"%/%;%9$G$-$k%f!<%6$O(B, $B%G%#%9%W%l%$%&%#%s%I%&$K(B
$BI=<($5$l$kFbMF$r4Q;!$7$?$jA`:n$G$-$k$@$1$G$J$/(B, $B%-!<%\!<%I$d(B
$B%^%&%9$+$i$NF~NO$r4Q;!$9$k$3$H$b2DG=$G$9(B.  $B$3$N$3$H$O(B,
$B$?$H$($P0l$D$N2DG=@-$H$7$F(B, $BC<Kv%&%#%s%I%&$KF~NO$5$l$k%Q%9%U%l!<%:$r(B
$B4Q;!$9$k$J$I$H$$$C$?9T0Y$rB>$N%f!<%6$KBP$7$F5v$7$F$7$^$&$3$H$K$J$j$^$9(B.

xfce $B$N(B port $B$O%G%U%)%k%H$G%$%s%9%H!<%k$5$l$k$b$N$G$O$J$/(B,
$B!V(BFreeBSD $B%7%9%F%`$N0lIt!W$r9=@.$9$k$b$N$G$b$"$j$^$;$s(B.
$B$=$l$i$O(B 4100 $B$r1[$($k%5!<%I%Q!<%F%#@=%"%W%j%1!<%7%g%s$,$9$0$K(B
$B%$%s%9%H!<%k$G$-$k7A$G<}$a$i$l$F$$$k(B FreeBSD Ports Collection $B$N0lIt$G$9(B.
$B%j%j!<%98e$KLdBj$,8+$D$+$C$?$?$a(B, FreeBSD 3.5.1 $B$*$h$S(B 4.1.1 $B$H$H$b$K(B
$B=P2Y$5$l$?(B Ports Collection $B$O$3$NLdBj$r4^$s$G$$$^$9$,(B, $B$3$NLdBj$O(B
FreeBSD 4.2 $B$N%j%j!<%9A0$K=$@5$5$l$^$7$?(B.

FreeBSD $B$G$O(B, $B$3$N$h$&$J%5!<%I%Q!<%F%#@=%"%W%j%1!<%7%g%s$N%;%-%e%j%F%#(B
$BLdBj$KBP$7$F(B, $BFC$K2?$+$r<gD%$9$k$3$H$O$"$j$^$;$s(B ($BLuCm(B: Ports Collection $B$K(B
$BF~$C$F$$$k$+$i$H$$$C$F(B, FreeBSD $B$N3+H/<T$?$A$,$=$N%"%W%j%1!<%7%g%s$,(B
$B0BA4$G$"$k$HI>2A$7$?$o$1$G$O$"$j$^$;$s(B).  $B$?$@$7(B, $B%;%-%e%j%F%#LdBj$KBP$7$F(B
$BBg$-$J1F6A$r;}$D$h$&$J(B ports $B$KBP$9$k%;%-%e%j%F%#4F::$rDs6!$9$Y$/(B,
$B8=:_EXNOCf$G$9(B.

III. $B1F6AHO0O(B - Impact

$B%m!<%+%k%f!<%6$O(B xfce $B$r<B9T$7$F$$$k(B X $B%G%#%9%W%l%$$NFbMF$*$h$S(B,
$B%^%&%9$d%-!<%\!<%I$H$$$C$?F~NO%G%P%$%9$r4Q;!(B, $BA`:n$9$k$3$H$,2DG=$G$9(B.

IV.  $B2sHrJ}K!(B - Workaround

xfce $B$N(B port/package $B$,%$%s%9%H!<%k$5$l$F$$$k>l9g$O(B
$B$=$l$r%7%9%F%`$+$i:o=|$9$k$+(B, $B$b$7$/$O<!$K<($9%U%!%$%k$+$i(B
'xhost +$HOSTNAME' $B$r4^$`9T$r:o=|$7$F$/$@$5$$(B.

/usr/X11R6/etc/xfce/xinitrc
/usr/X11R6/etc/xfce/xinitrc.mwm


V.   $B2r7h:v(B - Solution

$B<!$N$$$:$l$+$K=>$C$F$/$@$5$$(B.

1) Ports Collection $BA4BN$r%"%C%W%0%l!<%I$7(B, xfce $B$N(B port $B$r:F9=C[$7$^$9(B.

2) $B8E$$(B ($BLuCm(B: xfce $B$N(B) package $B$r%7%9%F%`$+$i:o=|$7(B, $B=$@5F|0J9_$K(B
   $B:n@.$5$l$??7$7$$(B package $B$r0J2<$N>l=j$+$i<hF@$7$F%$%s%9%H!<%k$7$^$9(B.

ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/i386/packages-3-stable/x11-wm/xfce-3.12.tgz
ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/i386/packages-4-stable/x11-wm/xfce-3.12.tgz
ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/alpha/packages-4-stable/x11-wm/xfce-3.12.tgz
ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/i386/packages-5-current/x11-wm/xfce-3.12.tgz
ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/alpha/packages-5-current/x11-wm/xfce-3.12.tgz

3) xfce port $B$N?7$7$$(B port $B%9%1%k%H%s$r0J2<$N>l=j$+$i%@%&%s%m!<%I$7(B,
   $B$=$l$r;H$C$F(B port $B$r:F9=C[$7$^$9(B.

http://www.freebsd.org/ports/

4) $B>e5-(B (3) $B$NA`:n$r<+F0E*$K9T$J$&(B portcheckout $B%f!<%F%#%j%F%#$r;H$$$^$9(B.
   portcheckout $B$N(B port $B$O(B /usr/ports/devel/portcheckout $B$K$"$j$^$9(B.
   $B$^$?(B, portcheckout $B$N(B package $B$,0J2<$N>l=j$+$iF~<j2DG=$G$9(B.

ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/i386/packages-3-stable/devel/portcheckout-2.0.tgz
ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/i386/packages-4-stable/devel/portcheckout-2.0.tgz
ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/alpha/packages-4-stable/devel/portcheckout-2.0.tgz
ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/i386/packages-5-current/devel/portcheckout-2.0.tgz
ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/alpha/packages-5-current/devel/portcheckout-2.0.tgz

