a8db8989c8
git-svn-id: http://webgoat.googlecode.com/svn/trunk/webgoat@287 4033779f-a91e-0410-96ef-6bf7bf53c507
299 lines
9.0 KiB
Java
299 lines
9.0 KiB
Java
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package org.owasp.webgoat.lessons;
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import org.owasp.webgoat.session.WebSession;
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import org.apache.ecs.Element;
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import org.apache.ecs.ElementContainer;
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import org.apache.ecs.StringElement;
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import org.apache.ecs.html.Div;
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import org.apache.ecs.html.Form;
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import org.apache.ecs.html.IMG;
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import org.apache.ecs.html.Table;
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import org.apache.ecs.html.TR;
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import org.apache.ecs.html.TD;
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import org.apache.ecs.html.Input;
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import org.apache.ecs.html.BR;
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import java.io.PrintWriter;
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import java.util.List;
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import java.util.ArrayList;
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/***************************************************************************************************
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*
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*
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* This file is part of WebGoat, an Open Web Application Security Project utility. For details,
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* please see http://www.owasp.org/
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*
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* Copyright (c) 2002 - 2007 Bruce Mayhew
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
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* even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with this program; if
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* not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*
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* Getting Source ==============
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*
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* Source for this application is maintained at code.google.com, a repository for free software
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* projects.
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*
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* For details, please see http://code.google.com/p/webgoat/
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*
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* @author Sherif Koussa <a href="http://www.macadamian.com">Macadamian Technologies.</a>
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* @created December 25, 2006
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*/
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public class JSONInjection extends LessonAdapter
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{
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private final static Integer DEFAULT_RANKING = new Integer(30);
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private final static String TRAVEL_FROM = "travelFrom";
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private final static String TRAVEL_TO = "travelTo";
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private final static IMG MAC_LOGO = new IMG("images/logos/macadamian.gif").setAlt("Macadamian Technologies")
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.setBorder(0).setHspace(0).setVspace(0);
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public void handleRequest(WebSession s)
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{
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try
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{
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if (s.getParser().getRawParameter("from", "").equals("ajax"))
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{
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String lineSep = System.getProperty("line.separator");
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String jsonStr = "{" + lineSep + "\"From\": \"Boston\"," + lineSep + "\"To\": \"Seattle\", " + lineSep
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+ "\"flights\": [" + lineSep
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+ "{\"stops\": \"0\", \"transit\" : \"N/A\", \"price\": \"$600\"}," + lineSep
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+ "{\"stops\": \"2\", \"transit\" : \"Newark,Chicago\", \"price\": \"$300\"} " + lineSep + "]"
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+ lineSep + "}";
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s.getResponse().setContentType("text/html");
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s.getResponse().setHeader("Cache-Control", "no-cache");
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PrintWriter out = new PrintWriter(s.getResponse().getOutputStream());
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out.print(jsonStr);
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out.flush();
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out.close();
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return;
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}
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} catch (Exception ex)
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{
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ex.printStackTrace();
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}
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Form form = new Form(getFormAction(), Form.POST).setName("form").setEncType("");
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form.setOnSubmit("return check();");
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form.addElement(createContent(s));
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setContent(form);
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}
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/**
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* Description of the Method
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*
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* @param s
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* Current WebSession
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*/
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protected Element createContent(WebSession s)
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{
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ElementContainer ec = new ElementContainer();
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String lineSep = System.getProperty("line.separator");
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String script = "<script>"
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+ lineSep
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+ "function getFlights() {"
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+ lineSep
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+ "var fromField = document.getElementById('"
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+ TRAVEL_FROM
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+ "');"
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+ lineSep
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+ "if (fromField.value.length < 3 || fromField.value!='BOS') { return; }"
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+ lineSep
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+ "var toField = document.getElementById('"
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+ TRAVEL_TO
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+ "');"
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+ lineSep
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+ "if (toField.value.length < 3 || toField.value!='SEA') { return; }"
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+ lineSep
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+ "var url = '"
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+ getLink()
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+ "&from=ajax&"
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+ TRAVEL_FROM
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+ "=' + encodeURIComponent(fromField.value) +"
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+ "'&"
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+ TRAVEL_TO
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+ "=' + encodeURIComponent(toField.value);"
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+ lineSep
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+ "if (typeof XMLHttpRequest != 'undefined') {"
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+ lineSep
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+ "req = new XMLHttpRequest();"
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+ lineSep
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+ "} else if (window.ActiveXObject) {"
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+ lineSep
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+ "req = new ActiveXObject('Microsoft.XMLHTTP');"
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+ lineSep
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+ " }"
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+ lineSep
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+ " req.open('GET', url, true);"
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+ lineSep
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+ " req.onreadystatechange = callback;"
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+ lineSep
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+ " req.send(null);"
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+ lineSep
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+ "}"
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+ lineSep
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+ "function callback() {"
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+ lineSep
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+ " if (req.readyState == 4) { "
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+ lineSep
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+ " if (req.status == 200) { "
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+ lineSep
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+ " var card = eval('(' + req.responseText + ')');"
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+ lineSep
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+ " var flightsDiv = document.getElementById('flightsDiv');"
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+ lineSep
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+ " flightsDiv.innerHTML = '';"
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+ lineSep
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+ " var strHTML='';"
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+ lineSep
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+ " strHTML = '<tr><td> </td><td>No of Stops</td>';"
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+ lineSep
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+ " strHTML = strHTML + '<td>Stops</td><td>Prices</td></tr>';"
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+ lineSep
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+ " for(var i=0; i<card.flights.length; i++){"
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+ lineSep
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+ " var node = card.flights[i];"
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+ lineSep
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+ " strHTML = strHTML + '<tr><td><input name=\"radio'+i+'\" type=\"radio\" id=\"radio'+i+'\"></td><td>';"
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+ lineSep
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+ " strHTML = strHTML + card.flights[i].stops + '</td><td>';"
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+ lineSep
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+ " strHTML = strHTML + card.flights[i].transit + '</td><td>';"
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+ lineSep
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+ " strHTML = strHTML + '<div name=\"priceID'+i+'\" id=\"priceID'+i+'\">' + card.flights[i].price + '</div></td></tr>';"
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+ lineSep
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+ " }"
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+ lineSep
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+ " strHTML = '<table border=\"1\">' + strHTML + '</table>';"
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+ lineSep
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+ " flightsDiv.innerHTML = strHTML;"
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+ lineSep
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+ " }}}"
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+ lineSep
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+
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"function check(){"
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+ lineSep
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+ " if ( document.getElementById('radio0').checked )"
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+ lineSep
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+ " { document.getElementById('price2Submit').value = document.getElementById('priceID0').innerHTML; return true;}"
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+ lineSep
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+ " else if ( document.getElementById('radio1').checked )"
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+ lineSep
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+ " { document.getElementById('price2Submit').value = document.getElementById('priceID1').innerHTML; return true;}"
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+ lineSep + " else " + lineSep + " { alert('Please choose one flight'); return false;}" + lineSep + "}"
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+ lineSep + "</script>" + lineSep;
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ec.addElement(new StringElement(script));
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Table t1 = new Table().setCellSpacing(0).setCellPadding(0).setBorder(0).setWidth("90%").setAlign("center");
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TR tr = new TR();
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tr.addElement(new TD("From: "));
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Input in = new Input(Input.TEXT, TRAVEL_FROM, "");
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in.addAttribute("onkeyup", "getFlights();");
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in.addAttribute("id", TRAVEL_FROM);
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tr.addElement(new TD(in));
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t1.addElement(tr);
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tr = new TR();
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tr.addElement(new TD("To: "));
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in = new Input(Input.TEXT, TRAVEL_TO, "");
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in.addAttribute("onkeyup", "getFlights();");
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in.addAttribute("id", TRAVEL_TO);
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tr.addElement(new TD(in));
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t1.addElement(tr);
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ec.addElement(t1);
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ec.addElement(new BR());
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ec.addElement(new BR());
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Div div = new Div();
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div.addAttribute("name", "flightsDiv");
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div.addAttribute("id", "flightsDiv");
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ec.addElement(div);
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Input b = new Input();
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b.setType(Input.SUBMIT);
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b.setValue("Submit");
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b.setName("SUBMIT");
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ec.addElement(b);
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Input price2Submit = new Input();
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price2Submit.setType(Input.HIDDEN);
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price2Submit.setName("price2Submit");
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price2Submit.setValue("");
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price2Submit.addAttribute("id", "price2Submit");
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ec.addElement(price2Submit);
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if (s.getParser().getRawParameter("radio0", "").equals("on"))
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{
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String price = s.getParser().getRawParameter("price2Submit", "");
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price = price.replace("$", "");
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if (Integer.parseInt(price) < 600)
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{
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makeSuccess(s);
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}
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else
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{
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s.setMessage("You are close, try to set the price for the non-stop flight to be less than $600");
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}
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}
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return ec;
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}
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public Element getCredits()
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{
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return super.getCustomCredits("Created by Sherif Koussa", MAC_LOGO);
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}
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protected Category getDefaultCategory()
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{
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return Category.AJAX_SECURITY;
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}
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protected List<String> getHints(WebSession s)
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{
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List<String> hints = new ArrayList<String>();
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hints.add("JSON stands for JavaScript Object Notation.");
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hints.add("JSON is a way of representing data just like XML.");
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hints.add("The JSON payload is easily interceptable.");
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hints.add("Intercept the reply, change the $600 to $25.");
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return hints;
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}
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protected Integer getDefaultRanking()
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{
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return DEFAULT_RANKING;
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}
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/**
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* Gets the title attribute of the HelloScreen object
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*
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* @return The title value
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*/
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public String getTitle()
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{
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return ("JSON Injection");
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}
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}
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