# \[Bug #3345\] webrick test failure on Windows(?)

**URL:** <https://www.ruby-forum.com/t/bug-3345-webrick-test-failure-on-windows/189187>\
**Category:** Development\
**Created:** [May 26, 2010, 11:46am UTC](https://www.ruby-forum.com/t/bug-3345-webrick-test-failure-on-windows/189187 "2010-05-26T11:46:40Z")\
**Posts on this page:** 6\
**Page:** 1

<div class="post-metadata">

**Author:** ![Usaku\_NAKAMURA](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/u/cc9497/32.png) [@Usaku\_NAKAMURA](https://www.ruby-forum.com/u/Usaku_NAKAMURA)\
**Post date:** [May 26, 2010, 11:46am UTC](https://www.ruby-forum.com/t/bug-3345-webrick-test-failure-on-windows/189187/1 "2010-05-26T11:46:40Z")

</div>

Bug #3345: webrick test failure on Windows(?)  
[http://redmine.ruby-lang.org/issues/show/3345](http://redmine.ruby-lang.org/issues/show/3345)

e$B5/I\<\<Te(B: Usaku NAKAMURA  
e$B%9%F!\<%?%9e(B: Open, e$BM%@hEYe(B: Normal  
e$B%+%F%4%je(B: lib, Target version: 1.9.2  
ruby -v: ruby 1.9.3dev (2010-05-26 trunk 28018) [i386-mswin32]

webricke$B$N%F%9%H$,0J2\<$N$h$&$K\<:GT$7$^$9!#e(B

1. Failure:  
test\_cgi(TestWEBrickCGI) [C:/ruby-trunk/test/webrick/test\_cgi.rb:40]:  
webrick log start:  
[2010-05-26 17:32:08] INFO WEBrick 1.3.1  
[2010-05-26 17:32:08] INFO ruby 1.9.3 (2010-05-26) [i386-mswin32]  
[2010-05-26 17:32:08] INFO WEBrick::HTTPServer#start: pid=6292  
port=60199  
[2010-05-26 17:32:08] WARN :RequestHandler is deprecated, please use  
:RequestCallback

[2010-05-26 17:32:09] WARN :RequestHandler is deprecated, please use  
:RequestCallback

[2010-05-26 17:32:11] WARN :RequestHandler is deprecated, please use  
:RequestCallback

[2010-05-26 17:32:12] WARN :RequestHandler is deprecated, please use  
:RequestCallback  
[2010-05-26 17:32:12] ERROR Encoding::CompatibilityError: incompatible  
character encodings: ASCII-8BIT and Windows-31J  
C:/ruby-trunk/lib/webrick/httpservlet/filehandler.rb:225:in  
`expand_path' C:/ruby-trunk/lib/webrick/httpservlet/filehandler.rb:225:in `prevent\_directory\_traversal’  
C:/ruby-trunk/lib/webrick/httpservlet/filehandler.rb:166:in  
`service' C:/ruby-trunk/lib/webrick/httpserver.rb:111:in `service’  
C:/ruby-trunk/lib/webrick/httpserver.rb:70:in `run' C:/ruby-trunk/lib/webrick/server.rb:183:in `block in  
start\_thread’

webrick log end.  
\<“/\xA4\xDB\xA4\xB2/\xA4\xDB\xA4\xB2”\> expected but was  
\<"\n\n

Internal Server Error\n \n 
# Internal Server Error
\n incompatible character encodings: ASCII-8BIT and Windows-31J\n 
* * *
\n \n WEBrick/1.3.1 (Ruby/1.9.3/2010-05-26) OpenSSL/1.0.0 at\n 127.0.0.1:60199\n \n \n\n"\>.

e$B%/%i%$%"%s%H$+$iEO$5$l$?!Ve(B/%A4%DB%A4%B2/%A4%DB%A4%B2e$B!W$H$$$&e(B  
e$B%Q%9$r\<B%U%!%$%k%7%9%F%`$N%Q%9$KJQ49$7$h$&$H$7$F$$$k$o$1$G$9$,!"e(B  
(1)  
e$B!Ve(B/%A4%DB%A4%B2/%A4%DB%A4%B2e$B!W$re(Bunescapee$B$9$k$He(BASCII-8BITe$B$K$J$ke(B  
(2) e$B$=$l$re(BFile.expand\_pathe$B$KEO$9$H!“e(Bfilesystem  
encodinge$B$G$”$k$O$:$Ne(B  
cwde$B$H$/$C$D$1$h$&$H$9$k$N$G%(%i!\<$K$J$ke(B  
e$B$H$$$&OC$N$h$&$G$9!#e(B

e$B$H$$$&$o$1$G!"0J2\<$N%Q%C%A$G$$$A$\*$&D\>$k$s$G$9$,!"OC$H$7$F$OB\>$Ne(B  
e$B%W%i%C%H%U%)!\<%`$G$bH/@8$7$F$7$+$k$Y$-LdBj$N$h$&$J5$$,$9$k$N$K!"e(B  
e$B$I$&$b;d$7$+F’$s$G$J$$$C$]$$$N$O$J$\<$G$7$g$&e(B?  
e$B$^$?!"D\>$7J}$H$7$F$O$?$7$F$3$l$G$$$$$s$G$7$g$&$+e(B?  
e$B$I$J$?$+65$($F$/$@$5$$!#e(B

# Index: lib/webrick/httputils.rb

— lib/webrick/httputils.rb (revision 28018)  
+++ lib/webrick/httputils.rb (working copy)  
@@ -27,7 +27,7 @@ module WEBrick  
while ret.sub!(%r’/(?!../)[^/]+/..(?:/|\Z)', ‘/’); end #  
/foo/… =\> /foo

```
   raise "abnormal path `#{path}'" if %r{/\.\.(/|\Z)} =~ ret

```

- 

```
 ret

```

- 

```
 ret.force_encoding(Encoding.find("filesystem"))

```

end  
module\_function :normalize\_path

---

<div class="post-metadata">

**Author:** ![Usaku\_NAKAMURA](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/u/cc9497/32.png) [@Usaku\_NAKAMURA](https://www.ruby-forum.com/u/Usaku_NAKAMURA)\
**Post date:** [June 17, 2010, 4:22pm UTC](https://www.ruby-forum.com/t/bug-3345-webrick-test-failure-on-windows/189187/2 "2010-06-17T16:22:41Z")

</div>

e$B%A%1%C%He(B #3345 e$B$,99?7$5$l$^$7$?!#e(B (by Yusuke E.)

e$BC4Ev\<Te(B Usaku NAKAMURAe$B$K%;%C%He(B

e$B1sF#$G$9!#e(B

> e$B$H$$$&$o$1$G!"0J2\<$N%Q%C%A$G$$$A$\*$&D\>$k$s$G$9$,!"OC$H$7$F$OB\>$Ne(B  
> e$B%W%i%C%H%U%)!\<%`$G$bH/@8$7$F$7$+$k$Y$-LdBj$N$h$&$J5$$,$9$k$N$K!"e(B  
> e$B$I$&$b;d$7$+F’$s$G$J$$$C$]$$$N$O$J$\<$G$7$g$&e(B?

File.expand\_path(“/webrick.cgi/\xA4\xDB\xA4\xB2/\xA4\xDB\xA4\xB2”.force\_encoding(“ASCII-8BIT”))

e$B$N$h$&$J$3$H$,\<B9T$5$l$F$$$F!"@hF,$,e(B /  
e$B$G;O$^$C$F$$$k$?$a!"e(BLinux e$B$J$Ie(B  
e$B$@$HFC$K2?$b$7$J$$$1$l$I!"e(BWindows e$B$@$H2?$+e(B  
(e$B%I%i%$%V%l%?!\<e(B?) e$B$rB-$=$&e(B  
e$B$H$9$k$?$aMn$A$k$N$+$H;W$$$^$9!#e(B

unak e$B$5$s$N%Q%C%A$@$H!“e(BLinux  
e$B$G%(%i!\<$,H/@8$9$k$h$&$K$J$j$^$7$?!#e(B  
filesystem encoding e$B$Oe(B UTF-8 e$B$G$9$,!”$3$N%Q%9$Oe(B UTF-8  
e$B$H$7$Fe(B invalid  
e$B$J$N$G!"e(B=~ e$B$G@55,I=8=%^%C%A$,$G$-$J$$$3$H$,860x$G$9!#e(B

1. Failure:  
test\_cgi(TestWEBrickCGI)  
[/home/mame/work/ruby/test/webrick/test\_cgi.rb:40]:  
webrick log start:  
[2010-06-16 02:48:55] INFO WEBrick 1.3.1  
[2010-06-16 02:48:55] INFO ruby 1.9.3 (2010-06-16) [i686-linux]  
[2010-06-16 02:48:55] INFO WEBrick::HTTPServer#start: pid=15315  
port=38912  
[2010-06-16 02:48:55] WARN :RequestHandler is deprecated, please use  
:RequestCallback

[2010-06-16 02:48:55] WARN :RequestHandler is deprecated, please use  
:RequestCallback

[2010-06-16 02:48:55] WARN :RequestHandler is deprecated, please use  
:RequestCallback

[2010-06-16 02:48:55] WARN :RequestHandler is deprecated, please use  
:RequestCallback  
[2010-06-16 02:48:55] ERROR ArgumentError: invalid byte sequence in  
UTF-8  
/home/mame/work/ruby/lib/webrick/httpserver.rb:196:in `=~' /home/mame/work/ruby/lib/webrick/httpserver.rb:196:in `scan’  
/home/mame/work/ruby/lib/webrick/httpserver.rb:136:in  
`search_servlet' /home/mame/work/ruby/lib/webrick/httpserver.rb:105:in `service’  
/home/mame/work/ruby/lib/webrick/httpserver.rb:70:in `run' /home/mame/work/ruby/lib/webrick/server.rb:183:in `block in  
start\_thread’

prevent\_directory\_traversal e$B$NLdBj$r@53N$KM}2r$7$F$$$J$$$N$G$9$,!"e(B  
e$BLdBj$,$\*$-$k$N$,e(B Windows e$B$@$1$G!"e(B\  
e$B$N07$$$@$1$NLdBj$@$H$7$?$i!"e(B  
File.expand\_path e$B$r;H$o$:e(B gsub  
e$B$G=hM}$9$k$H$$$$$N$G$O$J$$$G$7$g$&e(B  
e$B$+!#e(B

diff --git a/lib/webrick/httpservlet/filehandler.rb  
b/lib/webrick/httpservlet/filehandler.rb  
index 32c1965…50bf27c 100644  
— a/lib/webrick/httpservlet/filehandler.rb  
+++ b/lib/webrick/httpservlet/filehandler.rb  
@@ -214,17 +214,13 @@ module WEBrick  
# character in URI notation. So the value of path\_info should  
be  
# normalize before accessing to the filesystem.

- 

```
   if trailing_pathsep?(req.path_info)

```

- 

```
     # File.expand_path removes the trailing path separator.

```

- 

```
     # Adding a character is a workaround to save it.

```

- 

```
     # File.expand_path("/aaa/") #=> "/aaa"

```

- 

```
     # File.expand_path("/aaa/" + "x") #=> "/aaa/x"

```

- 

```
     expanded = File.expand_path(req.path_info + "x")

```

- 

```
     expanded.chop! # remove trailing "x"

```

- 

```
   else

```

- 

```
     expanded = File.expand_path(req.path_info)

```

- 

```
   is_windows = RUBY_PLATFORM =~ /mswin/ ||

```

- 

```
                RUBY_PLATFORM =~ /mingw/ ||

```

- 

```
                RUBY_PLATFORM =~ /bccwin/ ||

```

- 

```
                RUBY_PLATFORM =~ /wince/

```

- 

```
   if is_windows

```

- 

```
     req.path_info = req.path_info.gsub("\\", "/")
   end

```

- 

```
   req.path_info = expanded
 end

 def exec_handler(req, res)

```

## – Yusuke E. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)

[http://redmine.ruby-lang.org/issues/show/3345](http://redmine.ruby-lang.org/issues/show/3345)

---

<div class="post-metadata">

**Author:** ![Usaku\_NAKAMURA](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/u/cc9497/32.png) [@Usaku\_NAKAMURA](https://www.ruby-forum.com/u/Usaku_NAKAMURA)\
**Post date:** [June 17, 2010, 4:34pm UTC](https://www.ruby-forum.com/t/bug-3345-webrick-test-failure-on-windows/189187/3 "2010-06-17T16:34:40Z")

</div>

e$B1sF#$G$9!#e(B

2010e$BG/e(B6e$B7ne(B16e$BF|e(B9:45 U.Nakamura [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid):

> > e$BC4Ev\<Te(B Usaku NAKAMURAe$B$K%;%C%He(B
> 
> e$B$(!"$J$s$Ge(B?  
> e$BJs9p$7$?$iC4Ev$7$J$$$H$$$1$J$$$Ne(B?

e$BJs9p\<T$@$+$i$G$O$J$/!"e(Bwindows  
e$B$N%W%i%C%H%U%)!\<%`%a%s%F%J$H$$$&$3$H$Ge(B e$BC4Ev<T$K$5$;$F$b$i$$$^$7$?!#%a%s%F%J$,$$$J$$%i%$%V%i%j$N!"%W%i%C%He(B e$B%U%)!<%`FCM-$NLdBj$O%W%i%C%H%U%)!\<%`%a%s%F%J$K8+$F$b$i$&$7$+$J$$$+$Je(B  
e$B$H;W$C$F!#e(B  
e$B8+$?$/$J$$$H$$$&$3$H$G$7$?$i!“e(BWONTFIX  
e$B$HH=CG$9$k8"8B$O$”$k$H;W$$$^$9!#e(B

> File.expand\_pathe$B$,9T$C$F$$$k@55,2==hM}$HF1Ey$N=hM}$rA4It$3$3e(B  
> e$B$KJB$Y$k$N$O$5$9$,$K$A$g$C$H!#e(B

File.expand\_path  
e$B$O@dBP%Q%9$KJQ49$9$k%a%=%C%I$G$“$C$F!”@55,2=$K;H$&e(B  
e$B$N$O6Z0c$$$G$O$J$$$+$H$$$&5$$,$7$^$9!#e(B  
trailing\_pathsep? e$B$N=hM}$,I,MW$J$3$H$,K5\>Z!)e(B

e$B6Z$,$I$&$3$&8@$C$F$F$be(B security issue  
e$B$O$7$g$&$,$J$$$N$G$7$g$&$,$J$$e(B  
e$B$N$G$9$,!“$8$c$”$3$&$$$&%Q%C%A$O$I$&$G$7$g$&$+!#e(B  
windows e$B$G$O;n$7$F$$$^$;$s$,!#e(B

diff --git a/lib/webrick/httpservlet/filehandler.rb  
b/lib/webrick/httpservlet/filehandler.rb  
index 32c1965…4887903 100644  
— a/lib/webrick/httpservlet/filehandler.rb  
+++ b/lib/webrick/httpservlet/filehandler.rb  
@@ -214,16 +214,18 @@ module WEBrick  
# character in URI notation. So the value of path\_info should  
be  
# normalize before accessing to the filesystem.

- 

```
   path = 

```

req.path\_info.dup.force\_encoding(Encoding.find(“filesystem”))  
if trailing\_pathsep?(req.path\_info)  
# File.expand\_path removes the trailing path separator.  
# Adding a character is a workaround to save it.  
# File.expand\_path(“/aaa/”) #=\> “/aaa”  
# File.expand\_path(“/aaa/” + “x”) #=\> “/aaa/x”

- 

```
     expanded = File.expand_path(req.path_info + "x")

```

- 

```
     expanded = File.expand_path(path + "x")
     expanded.chop! # remove trailing "x"
   else

```

- 

```
     expanded = File.expand_path(req.path_info)

```

- 

```
     expanded = File.expand_path(path)
   end

```

- 

```
   expanded.force_encoding(req.path_info.encoding)
   req.path_info = expanded
 end

```

---

<div class="post-metadata">

**Author:** ![Usaku\_NAKAMURA](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/u/cc9497/32.png) [@Usaku\_NAKAMURA](https://www.ruby-forum.com/u/Usaku_NAKAMURA)\
**Post date:** [June 17, 2010, 4:26pm UTC](https://www.ruby-forum.com/t/bug-3345-webrick-test-failure-on-windows/189187/4 "2010-06-17T16:26:21Z")

</div>

e$B$3$s$K$A$O!"$J$+$`$ie(B(e$B$&e(B)e$B$G$9!#e(B

In message “[ruby-dev:41615] [Bug #3345] webrick test failure on  
Windows(?)”  
on Jun.16,2010 03:13:55, [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) wrote:

> e$BC4Ev\<Te(B Usaku NAKAMURAe$B$K%;%C%He(B

e$B$(!"$J$s$Ge(B?  
e$BJs9p$7$?$iC4Ev$7$J$$$H$$$1$J$$$Ne(B?

> > e$B$H$$$&$o$1$G!"0J2\<$N%Q%C%A$G$$$A$\*$&D\>$k$s$G$9$,!"OC$H$7$F$OB\>$Ne(B  
> > e$B%W%i%C%H%U%)!\<%`$G$bH/@8$7$F$7$+$k$Y$-LdBj$N$h$&$J5$$,$9$k$N$K!"e(B  
> > e$B$I$&$b;d$7$+F’$s$G$J$$$C$]$$$N$O$J$\<$G$7$g$&e(B?
> 
> File.expand\_path(“/webrick.cgi/\xA4\xDB\xA4\xB2/\xA4\xDB\xA4\xB2”.force\_encoding(“ASCII-8BIT”))
> 
> e$B$N$h$&$J$3$H$,\<B9T$5$l$F$$$F!"@hF,$,e(B / e$B$G;O$^$C$F$$$k$?$a!"e(BLinux e$B$J$Ie(B  
> e$B$@$HFC$K2?$b$7$J$$$1$l$I!"e(BWindows e$B$@$H2?$+e(B (e$B%I%i%$%V%l%?!\<e(B?) e$B$rB-$=$&e(B  
> e$B$H$9$k$?$aMn$A$k$N$+$H;W$$$^$9!#e(B

e$B$J$k$[$I!#e(B

> unak e$B$5$s$N%Q%C%A$@$H!“e(BLinux e$B$G%(%i!\<$,H/@8$9$k$h$&$K$J$j$^$7$?!#e(B  
> filesystem encoding e$B$Oe(B UTF-8 e$B$G$9$,!”$3$N%Q%9$Oe(B UTF-8 e$B$H$7$Fe(B invalid  
> e$B$J$N$G!"e(B=~ e$B$G@55,I=8=%^%C%A$,$G$-$J$$$3$H$,860x$G$9!#e(B

e$B$=$3$r$$$8$k$N$OCO9vF;$C$]$$$G$9$M$(!#e(B

> prevent\_directory\_traversal e$B$NLdBj$r@53N$KM}2r$7$F$$$J$$$N$G$9$,!"e(B  
> e$BLdBj$,$\*$-$k$N$,e(B Windows e$B$@$1$G!"e(B\ e$B$N07$$$@$1$NLdBj$@$H$7$?$i!"e(B  
> File.expand\_path e$B$r;H$o$:e(B gsub e$B$G=hM}$9$k$H$$$$$N$G$O$J$$$G$7$g$&e(B  
> e$B$+!#e(B

e$B;DG0$J$,$ie(B \ e$B$N07$$$@$1$NLdBj$G$O$J$$$N$Ge(B…  
e$B6qBNE\*$K$O!“C;$$%U%!%$%kL\>7A\<0$rMxMQ$7$?%”%/%;%9$d!“e(BNTFSe$B%G!\<e(B  
e$B%?%9%H%j!\<%`$N<g%9%H%j!<%`L@\<(;XDj%”%/%;%9$J$I$K$h$k%"%/%;%9e(B  
e$B@)8f2sHr$r!"e(BFile.expand\_pathe$B$N@55,2==hM}$rMxMQ$7$FGS=|$7$F$$e(B  
e$B$^$9!#e(B  
File.expand\_pathe$B$,9T$C$F$$$k@55,2==hM}$HF1Ey$N=hM}$rA4It$3$3e(B  
e$B$KJB$Y$k$N$O$5$9$,$K$A$g$C$H!#e(B

e$B$=$l$G$O!#e(B

---

<div class="post-metadata">

**Author:** ![Usaku\_NAKAMURA](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/u/cc9497/32.png) [@Usaku\_NAKAMURA](https://www.ruby-forum.com/u/Usaku_NAKAMURA)\
**Post date:** [June 17, 2010, 6:27pm UTC](https://www.ruby-forum.com/t/bug-3345-webrick-test-failure-on-windows/189187/5 "2010-06-17T18:27:18Z")

</div>

e$B%A%1%C%He(B #3345 e$B$,99?7$5$l$^$7$?!#e(B (by Yusuke E.)

e$B%9%F!\<%?%9e(B Opene$B$+$ie(BClosede$B$KJQ99e(B  
e$B?JD=e(B % 0e$B$+$ie(B100e$B$KJQ99e(B

This issue was solved with changeset r28354.  
Usaku, thank you for reporting this issue.  
Your contribution to Ruby is greatly appreciated.  
May Ruby be with you.

* * *

[http://redmine.ruby-lang.org/issues/show/3345](http://redmine.ruby-lang.org/issues/show/3345)

---

<div class="post-metadata">

**Author:** ![Usaku\_NAKAMURA](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/u/cc9497/32.png) [@Usaku\_NAKAMURA](https://www.ruby-forum.com/u/Usaku_NAKAMURA)\
**Post date:** [June 17, 2010, 4:35pm UTC](https://www.ruby-forum.com/t/bug-3345-webrick-test-failure-on-windows/189187/6 "2010-06-17T16:35:20Z")

</div>

e$B$3$s$K$A$O!"$J$+$`$ie(B(e$B$&e(B)e$B$G$9!#e(B

In message “[ruby-dev:41632] Re: [Bug #3345] webrick test failure on  
Windows(?)”  
on Jun.17,2010 12:39:06, [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) wrote:

> > > e$BC4Ev\<Te(B Usaku NAKAMURAe$B$K%;%C%He(B
> > 
> > e$B$(!"$J$s$Ge(B?  
> > e$BJs9p$7$?$iC4Ev$7$J$$$H$$$1$J$$$Ne(B?
> 
> e$BJs9p\<T$@$+$i$G$O$J$/!"e(Bwindows e$B$N%W%i%C%H%U%)!\<%`%a%s%F%J$H$$$&$3$H$Ge(B e$BC4Ev<T$K$5$;$F$b$i$$$^$7$?!#%a%s%F%J$,$$$J$$%i%$%V%i%j$N!"%W%i%C%He(B e$B%U%)!<%`FCM-$NLdBj$O%W%i%C%H%U%)!\<%`%a%s%F%J$K8+$F$b$i$&$7$+$J$$$+$Je(B  
> e$B$H;W$C$F!#e(B

e$B%a!\<%kAw$C$F$+$i$=$&$$$&0UL#$@$m$&$H5$IU$-$^$7$?!#$9$\_$^$;$s!#e(B

> e$B8+$?$/$J$$$H$$$&$3$H$G$7$?$i!“e(BWONTFIX e$B$HH=CG$9$k8"8B$O$”$k$H;W$$$^$9!#e(B

e$B8+$?$/$J$$$H$$$&$+!“$h$/$o$+$s$J$$$+$i\<j$,=P$;$J$$$@$1$G!“C/e(B  
e$B$+Cf?H$,J,$+$k?M$K$OD\>$7$F$[$7$$$G$9!”$b$A$m$s!#e(B  
e$B;d$H$7$F$OK\7o$O5$J,E\*$K$OHo32\<T$J$N$G!”@UG$\<T=P$F$3$$%4%k%!e(B  
e$B$C$F$J$b$s$G$9e(B(e$B$$$d@UG$\<T$J$s$F$b$N$O$$$J$$$s$@$1$Ie(B)e$B!#e(B

> trailing\_pathsep? e$B$N=hM}$,I,MW$J$3$H$,K5\>Z!)e(B  
> e$B6Z0c$$$G$7$g$&$M!#e(B  
> e$B$G$b$^$"8=\<B$H$7$FB\>$K\>/$J$/$H$be(BRubye$B%l%Y%k$Ge(BAPIe$B$J$$$s$G$9$h$Me(B  
> e$B$(!#e(B  
> (Ce$B%l%Y%k$G$b$J$$$1$Ie(B)

> e$B6Z$,$I$&$3$&8@$C$F$F$be(B security issue e$B$O$7$g$&$,$J$$$N$G$7$g$&$,$J$$e(B  
> e$B$N$G$9$,!“$8$c$”$3$&$$$&%Q%C%A$O$I$&$G$7$g$&$+!#e(B  
> windows e$B$G$O;n$7$F$$$^$;$s$,!#e(B

e$B$H$j$“$($:e(BWEBricke$B$N%F%9%H$ODL$C$F$k$h$&$K8+$($^$9!#e(B  
e$B$N$G!”;d$H$7$F$O$3$l$G$+$^$$$^$;$s$G$9!#e(B

e$B$=$l$G$O!#e(B