jsp页面高危漏洞的解决办法
<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<%@ page language="java" import="java.util.*,java.lang.*"
pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core_rt"%>
<%@ taglib prefix="sql" uri="http://java.sun.com/jstl/sql_rt"%>
<%@taglib uri="http://java.sun.com/jstl/fmt_rt" prefix="fmt"%>
<html>
<head>
<title> New Document </title>
<meta name="Generator" content="EditPlus">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
<script type="text/javascript">
var kw = "<%=request.getParameter("sword")%>";
</script>
</head>
<body>
</body>
</html>
注入漏洞：
http://wap.51bi.com/wap/search/searchindex.jsp?page=1&sword=";alert('hacker');"
解决办法：
<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<%@ page language="java" import="java.util.*,java.lang.*"
pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core_rt"%>
<%@ taglib prefix="sql" uri="http://java.sun.com/jstl/sql_rt"%>
<%@taglib uri="http://java.sun.com/jstl/fmt_rt" prefix="fmt"%>
<%
String sword = request.getParameter("sword");
sword = sword.replace('<', ' ');
sword = sword.replace('>', ' ');
sword = sword.replace('"', ' ');
sword = sword.replace('\'', ' ');
sword = sword.replace('/', ' ');
sword = sword.replace('%', ' ');
sword = sword.replace(';', ' ');
sword = sword.replace('(', ' ');
sword = sword.replace(')', ' ');
sword = sword.replace('&', ' ');
sword = sword.replace('+', '_');
%>
<html>
<head>
<title> New Document </title>
<meta name="Generator" content="EditPlus">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
<script type="text/javascript">
var kw = "<%=sword%>";
</script>
</head>
<body>
</body>
</html>
参考方案：
http://knowledge.twisc.ntust.edu.tw/doku.php?id=3%E4%BC%BA%E6%9C%8D%E7%AB%AF%E5%AE%89%E5%85%A8:3-3%E5%AE%89%E5%85%A8%E7%A8%8B%E5%BC%8F%E7%A2%BC%E5%AF%AB%E4%BD%9C:jsp%E9%81%BF%E5%85%8Dxss%E6%96%B9%E6%B3%95