网页防注入,可以依赖360的通用防护代码吗

ChanKalam 2015-01-08 05:17:53

<?php

//Code By Safe3 

function customError($errno, $errstr, $errfile, $errline)

{ 

 echo "<b>Error number:</b> [$errno],error on line $errline in $errfile<br />";

 die();

}

set_error_handler("customError",E_ERROR);

$getfilter="'|(and|or)\\b.+?(>|<|=|in|like)|\\/\\*.+?\\*\\/|<\\s*script\\b|\\bEXEC\\b|UNION.+?SELECT|UPDATE.+?SET|INSERT\\s+INTO.+?VALUES|(SELECT|DELETE).+?FROM|(CREATE|ALTER|DROP|TRUNCATE)\\s+(TABLE|DATABASE)";

$postfilter="\\b(and|or)\\b.{1,6}?(=|>|<|\\bin\\b|\\blike\\b)|\\/\\*.+?\\*\\/|<\\s*script\\b|\\bEXEC\\b|UNION.+?SELECT|UPDATE.+?SET|INSERT\\s+INTO.+?VALUES|(SELECT|DELETE).+?FROM|(CREATE|ALTER|DROP|TRUNCATE)\\s+(TABLE|DATABASE)";

$cookiefilter="\\b(and|or)\\b.{1,6}?(=|>|<|\\bin\\b|\\blike\\b)|\\/\\*.+?\\*\\/|<\\s*script\\b|\\bEXEC\\b|UNION.+?SELECT|UPDATE.+?SET|INSERT\\s+INTO.+?VALUES|(SELECT|DELETE).+?FROM|(CREATE|ALTER|DROP|TRUNCATE)\\s+(TABLE|DATABASE)";

function StopAttack($StrFiltKey,$StrFiltValue,$ArrFiltReq){  



if(is_array($StrFiltValue))

{

    $StrFiltValue=implode($StrFiltValue);

}  

if (preg_match("/".$ArrFiltReq."/is",$StrFiltValue)==1){   

        //slog("<br><br>操作IP: ".$_SERVER["REMOTE_ADDR"]."<br>操作时间: ".strftime("%Y-%m-%d %H:%M:%S")."<br>操作页面:".$_SERVER["PHP_SELF"]."<br>提交方式: ".$_SERVER["REQUEST_METHOD"]."<br>提交参数: ".$StrFiltKey."<br>提交数据: ".$StrFiltValue);

        print "360websec notice:Illegal operation!";

        exit();

}      

}  

//$ArrPGC=array_merge($_GET,$_POST,$_COOKIE);

foreach($_GET as $key=>$value){ 

	StopAttack($key,$value,$getfilter);

}

foreach($_POST as $key=>$value){ 

	StopAttack($key,$value,$postfilter);

}

foreach($_COOKIE as $key=>$value){ 

	StopAttack($key,$value,$cookiefilter);

}

if (file_exists('update360.php')) {

	echo "请重命名文件update360.php，防止黑客利用<br/>";

    die();

}

function slog($logs)

{

  $toppath=$_SERVER["DOCUMENT_ROOT"]."/log.htm";

  $Ts=fopen($toppath,"a+");

  fputs($Ts,$logs."\r\n");

  fclose($Ts);

}

?>