Bug #54527 [NEW]: When %00 on POST deletes key-value pair

From: Date: Thu, 14 Apr 2011 02:12:56 +0000
Subject: Bug #54527 [NEW]: When %00 on POST deletes key-value pair
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-160156@lists.php.net to get a copy of this message 
From:             
Operating system: Linux kernel:2.6.18-194.26.1.el5
PHP version:      Irrelevant
Package:          Unknown/Other Function
Bug Type:         Bug
Bug description:When %00 on POST deletes key-value pair

Description:
------------
When posting %00, it does not add it to $_POST or $_REQUEST arrays.

Example:
POST http://kemio.com.ar/bug.php HTTP/1.1
Host: kemio.com.ar
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Content-Type: application/x-www-form-urlencoded
User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:2.0b11) Gecko/20100101
Firefox/4.0b11
Content-Length: 15
Connection: Keep-Alive

uno=1%002&dos=2

Test script:
---------------
...
<tr><th colspan="2">$_POST</th></tr>
<?php
foreach($_POST as $k=>$v)
 print("<tr><th>$k</th><td>$v</td></tr>\n");
?><tr><th colspan="2">$_SERVER</th></tr>
...

Expected result:
----------------
...
<tr><th colspan="2">$_POST</th></tr>
<tr><th>uno</th><td>1</td></tr>
<tr><th>dos</th><td>2</td></tr>
<tr><th colspan="2">$_SERVER</th></tr>
...

Actual result:
--------------
...
<tr><th colspan="2">$_POST</th></tr>
<tr><th>dos</th><td>2</td></tr>
<tr><th colspan="2">$_SERVER</th></tr>
...

-- 
Edit bug report at http://bugs.php.net/bug.php?id=54527&edit=1
-- 
Try a snapshot (PHP 5.2):            http://bugs.php.net/fix.php?id=54527&r=trysnapshot52
Try a snapshot (PHP 5.3):            http://bugs.php.net/fix.php?id=54527&r=trysnapshot53
Try a snapshot (trunk):              http://bugs.php.net/fix.php?id=54527&r=trysnapshottrunk
Fixed in SVN:                        http://bugs.php.net/fix.php?id=54527&r=fixed
Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=54527&r=needdocs
Fixed in release:                    http://bugs.php.net/fix.php?id=54527&r=alreadyfixed
Need backtrace:                      http://bugs.php.net/fix.php?id=54527&r=needtrace
Need Reproduce Script:               http://bugs.php.net/fix.php?id=54527&r=needscript
Try newer version:                   http://bugs.php.net/fix.php?id=54527&r=oldversion
Not developer issue:                 http://bugs.php.net/fix.php?id=54527&r=support
Expected behavior:                   http://bugs.php.net/fix.php?id=54527&r=notwrong
Not enough info:                     http://bugs.php.net/fix.php?id=54527&r=notenoughinfo
Submitted twice:                     http://bugs.php.net/fix.php?id=54527&r=submittedtwice
register_globals:                    http://bugs.php.net/fix.php?id=54527&r=globals
PHP 4 support discontinued:          http://bugs.php.net/fix.php?id=54527&r=php4
Daylight Savings:                    http://bugs.php.net/fix.php?id=54527&r=dst
IIS Stability:                       http://bugs.php.net/fix.php?id=54527&r=isapi
Install GNU Sed:                     http://bugs.php.net/fix.php?id=54527&r=gnused
Floating point limitations:          http://bugs.php.net/fix.php?id=54527&r=float
No Zend Extensions:                  http://bugs.php.net/fix.php?id=54527&r=nozend
MySQL Configuration Error:           http://bugs.php.net/fix.php?id=54527&r=mysqlcfg

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