153 lines
6.4 KiB
PHP
153 lines
6.4 KiB
PHP
<?php
|
|
webscan_error();
|
|
//引用配置文件
|
|
require_once('webscan_cache.php');
|
|
//get拦截规则
|
|
$getfilter = "\\<.+javascript:window\\[.{1}\\\\x|<.*=(&#\\d+?;?)+?>|<.*(data|src)=data:text\\/html.*>|\\b(alert\\(|confirm\\(|expression\\(|prompt\\(|benchmark\s*?\(.*\)|sleep\s*?\(.*\)|\\b(group_)?concat[\\s\\/\\*]*?\\([^\\)]+?\\)|\bcase[\s\/\*]*?when[\s\/\*]*?\([^\)]+?\)|load_file\s*?\\()|<[a-z]+?\\b[^>]*?\\bon([a-z]{4,})\s*?=|^\\+\\/v(8|9)|\\b(and|or)\\b\\s*?([\\(\\)'\"\\d]+?=[\\(\\)'\"\\d]+?|[\\(\\)'\"a-zA-Z]+?=[\\(\\)'\"a-zA-Z]+?|>|<|\s+?[\\w]+?\\s+?\\bin\\b\\s*?\(|\\blike\\b\\s+?[\"'])|\\/\\*.*\\*\\/|<\\s*script\\b|\\bEXEC\\b|UNION.+?SELECT\s*(\(.+\)\s*|@{1,2}.+?\s*|\s+?.+?|(`|'|\").*?(`|'|\")\s*)|UPDATE\s*(\(.+\)\s*|@{1,2}.+?\s*|\s+?.+?|(`|'|\").*?(`|'|\")\s*)SET|INSERT\\s+INTO.+?VALUES|(SELECT|DELETE)@{0,2}(\\(.+\\)|\\s+?.+?\\s+?|(`|'|\").*?(`|'|\"))FROM(\\(.+\\)|\\s+?.+?|(`|'|\").*?(`|'|\"))|(CREATE|ALTER|DROP|TRUNCATE)\\s+(TABLE|DATABASE)|<.*(iframe|frame|style|embed|object|frameset|meta|xml)";
|
|
//post拦截规则
|
|
$postfilter = "<.*=(&#\\d+?;?)+?>|<.*data=data:text\\/html.*>|\\b(alert\\(|confirm\\(|expression\\(|prompt\\(|benchmark\s*?\(.*\)|sleep\s*?\(.*\)|\\b(group_)?concat[\\s\\/\\*]*?\\([^\\)]+?\\)|\bcase[\s\/\*]*?when[\s\/\*]*?\([^\)]+?\)|load_file\s*?\\()|<[^>]*?\\b(onerror|onmousemove|onload|onclick|onmouseover)\\b|\\b(and|or)\\b\\s*?([\\(\\)'\"\\d]+?=[\\(\\)'\"\\d]+?|[\\(\\)'\"a-zA-Z]+?=[\\(\\)'\"a-zA-Z]+?|>|<|\s+?[\\w]+?\\s+?\\bin\\b\\s*?\(|\\blike\\b\\s+?[\"'])|\\/\\*.*\\*\\/|<\\s*script\\b|\\bEXEC\\b|UNION.+?SELECT\s*(\(.+\)\s*|@{1,2}.+?\s*|\s+?.+?|(`|'|\").*?(`|'|\")\s*)|UPDATE\s*(\(.+\)\s*|@{1,2}.+?\s*|\s+?.+?|(`|'|\").*?(`|'|\")\s*)SET|INSERT\\s+INTO.+?VALUES|(SELECT|DELETE)(\\(.+\\)|\\s+?.+?\\s+?|(`|'|\").*?(`|'|\"))FROM(\\(.+\\)|\\s+?.+?|(`|'|\").*?(`|'|\"))|(CREATE|ALTER|DROP|TRUNCATE)\\s+(TABLE|DATABASE)|<.*(iframe|frame|style|embed|object|frameset|meta|xml)";
|
|
//cookie拦截规则
|
|
$cookiefilter = "benchmark\s*?\(.*\)|sleep\s*?\(.*\)|load_file\s*?\\(|\\b(and|or)\\b\\s*?([\\(\\)'\"\\d]+?=[\\(\\)'\"\\d]+?|[\\(\\)'\"a-zA-Z]+?=[\\(\\)'\"a-zA-Z]+?|>|<|\s+?[\\w]+?\\s+?\\bin\\b\\s*?\(|\\blike\\b\\s+?[\"'])|\\/\\*.*\\*\\/|<\\s*script\\b|\\bEXEC\\b|UNION.+?SELECT\s*(\(.+\)\s*|@{1,2}.+?\s*|\s+?.+?|(`|'|\").*?(`|'|\")\s*)|UPDATE\s*(\(.+\)\s*|@{1,2}.+?\s*|\s+?.+?|(`|'|\").*?(`|'|\")\s*)SET|INSERT\\s+INTO.+?VALUES|(SELECT|DELETE)@{0,2}(\\(.+\\)|\\s+?.+?\\s+?|(`|'|\").*?(`|'|\"))FROM(\\(.+\\)|\\s+?.+?|(`|'|\").*?(`|'|\"))|(CREATE|ALTER|DROP|TRUNCATE)\\s+(TABLE|DATABASE)";
|
|
//referer获取
|
|
$webscan_referer = empty($_SERVER['HTTP_REFERER']) ? array() : array('HTTP_REFERER'=>$_SERVER['HTTP_REFERER']);
|
|
|
|
/**
|
|
* 关闭用户错误提示
|
|
*/
|
|
function webscan_error() {
|
|
if (ini_get('display_errors')) {
|
|
ini_set('display_errors', '0');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 数据统计回传
|
|
*/
|
|
function webscan_slog($logs) {
|
|
//日志记录
|
|
return true;
|
|
}
|
|
/**
|
|
* 参数拆分
|
|
*/
|
|
function webscan_arr_foreach($arr) {
|
|
static $str;
|
|
static $keystr;
|
|
if (!is_array($arr)) {
|
|
return $arr;
|
|
}
|
|
foreach ($arr as $key => $val ) {
|
|
$keystr=$keystr.$key;
|
|
if (is_array($val)) {
|
|
|
|
webscan_arr_foreach($val);
|
|
} else {
|
|
|
|
$str[] = $val.$keystr;
|
|
}
|
|
}
|
|
return implode($str);
|
|
}
|
|
|
|
/**
|
|
* 防护提示页
|
|
*/
|
|
function webscan_pape(){
|
|
$pape=<<<HTML
|
|
<html>
|
|
<head>
|
|
<meta http-equiv="content-type" content="text/html;charset=utf-8"/>
|
|
<title>输入内容存在危险字符，安全起见，已被本站拦截</title>
|
|
<style>
|
|
body, h1, h2, p,dl,dd,dt{margin: 0;padding: 0;font: 12px/1.5 微软雅黑,tahoma,arial;}
|
|
body{background:#efefef;}
|
|
h1, h2, h3, h4, h5, h6 {font-size: 100%;cursor:default;}
|
|
ul, ol {list-style: none outside none;}
|
|
a {text-decoration: none;color:#447BC4}
|
|
a:hover {text-decoration: underline;}
|
|
.ip-attack{width:600px; margin:200px auto 0;}
|
|
.ip-attack dl{ background:#fff; padding:30px; border-radius:10px;border: 1px solid #CDCDCD;-webkit-box-shadow: 0 0 8px #CDCDCD;-moz-box-shadow: 0 0 8px #cdcdcd;box-shadow: 0 0 8px #CDCDCD;}
|
|
.ip-attack dt{text-align:center;}
|
|
.ip-attack dd{font-size:16px; color:#333; text-align:center;}
|
|
.tips{text-align:center; font-size:14px; line-height:50px; color:#999;}
|
|
</style>
|
|
</head>
|
|
<body>
|
|
<div class="ip-attack">
|
|
<dl>
|
|
<dt><img src='http://p2.qhimg.com/t016dd70ac04d942b1b.png' /></dt>
|
|
<dt><a href="javascript:history.go(-1)">返回上一页</a></dt>
|
|
</dl>
|
|
</div>
|
|
</body>
|
|
</html>
|
|
HTML;
|
|
echo $pape;
|
|
}
|
|
|
|
/**
|
|
* 攻击检查拦截
|
|
*/
|
|
function webscan_StopAttack($StrFiltKey,$StrFiltValue,$ArrFiltReq,$method) {
|
|
$StrFiltValue=webscan_arr_foreach($StrFiltValue);
|
|
if (preg_match("/".$ArrFiltReq."/is",$StrFiltValue)==1){
|
|
webscan_slog(array('ip' => $_SERVER["REMOTE_ADDR"],'time'=>strftime("%Y-%m-%d %H:%M:%S"),'page'=>$_SERVER["PHP_SELF"],'method'=>$method,'rkey'=>$StrFiltKey,'rdata'=>$StrFiltValue,'user_agent'=>$_SERVER['HTTP_USER_AGENT'],'request_url'=>$_SERVER["REQUEST_URI"]));
|
|
exit(webscan_pape());
|
|
}
|
|
if (preg_match("/".$ArrFiltReq."/is",$StrFiltKey)==1){
|
|
webscan_slog(array('ip' => $_SERVER["REMOTE_ADDR"],'time'=>strftime("%Y-%m-%d %H:%M:%S"),'page'=>$_SERVER["PHP_SELF"],'method'=>$method,'rkey'=>$StrFiltKey,'rdata'=>$StrFiltKey,'user_agent'=>$_SERVER['HTTP_USER_AGENT'],'request_url'=>$_SERVER["REQUEST_URI"]));
|
|
exit(webscan_pape());
|
|
}
|
|
|
|
}
|
|
/**
|
|
* 拦截目录白名单
|
|
*/
|
|
function webscan_white($webscan_white_name,$webscan_white_url=array()) {
|
|
$url_path=$_SERVER['SCRIPT_NAME'];
|
|
$url_var=$_SERVER['QUERY_STRING'];
|
|
if (preg_match("/".$webscan_white_name."/is",$url_path)==1&&!empty($webscan_white_name)) {
|
|
return false;
|
|
}
|
|
foreach ($webscan_white_url as $key => $value) {
|
|
if(!empty($url_var)&&!empty($value)){
|
|
if (stristr($url_path,$key)&&stristr($url_var,$value)) {
|
|
return false;
|
|
}
|
|
}
|
|
elseif (empty($url_var)&&empty($value)) {
|
|
if (stristr($url_path,$key)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
if ($webscan_switch&&webscan_white($webscan_white_directory,$webscan_white_url)) {
|
|
if ($webscan_get) {
|
|
foreach($_GET as $key=>$value) {
|
|
webscan_StopAttack($key,$value,$getfilter,"GET");
|
|
}
|
|
}
|
|
if ($webscan_post) {
|
|
foreach($_POST as $key=>$value) {
|
|
webscan_StopAttack($key,$value,$postfilter,"POST");
|
|
}
|
|
}
|
|
if ($webscan_cookie) {
|
|
foreach($_COOKIE as $key=>$value) {
|
|
webscan_StopAttack($key,$value,$cookiefilter,"COOKIE");
|
|
}
|
|
}
|
|
if ($webscan_referre) {
|
|
foreach($webscan_referer as $key=>$value) {
|
|
webscan_StopAttack($key,$value,$postfilter,"REFERRER");
|
|
}
|
|
}
|
|
}
|
|
|
|
?>
|