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doc-fr/reference/taint/book.xml
2021-06-13 23:56:49 +01:00

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XML

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: 68c2c871505aadf983f16113c5b077b335ce8d76 Maintainer: yannick Status: ready -->
<!-- Reviewed: no -->
<book xml:id="book.taint" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<?phpdoc extension-membership="pecl" ?>
<title>Taint</title>
<titleabbrev>Taint</titleabbrev>
<preface xml:id="intro.taint">
&reftitle.intro;
<para>
Taint est une extension dont le but est de détecter les codes XSS.
Cette extension peut être utilisée pour mettre en lumière certaines
vulnérabilités concernant des injections sql, des injections shell, etc.
</para>
<para>
Lorsque taint est actif, si vous passez une chaîne non propre
(provenant de $_GET, $_POST ou $_COOKIE) à des fonctions,
taint vous en alertera.
</para>
<example>
<title>Exemple avec <function>Taint</function></title>
<programlisting role="php">
<![CDATA[
<?php
$a = trim($_GET['a']);
$file_name = '/tmp' . $a;
$output = "Welcome, {$a} !!!";
$var = "output";
$sql = "Select * from " . $a;
$sql .= "ooxx";
echo $output;
print $$var;
include($file_name);
mysql_query($sql);
?>
]]>
</programlisting>
&example.outputs.similar;
<screen>
<![CDATA[
Warning: main() [function.echo]: Attempt to echo a string that might be tainted
Warning: main() [function.echo]: Attempt to print a string that might be tainted
Warning: include() [function.include]: File path contains data that might be tainted
Warning: mysql_query() [function.mysql-query]: SQL statement contains data that might be tainted
]]>
</screen>
</example>
</preface>
&reference.taint.setup;
&reference.taint.detail;
&reference.taint.reference;
</book>
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Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->