org.owasp.benchmark.testcode.BenchmarkTest01172.java Source code

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Here is the source code for org.owasp.benchmark.testcode.BenchmarkTest01172.java

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/**
* OWASP Benchmark Project v1.2beta
*
* This file is part of the Open Web Application Security Project (OWASP)
* Benchmark Project. For details, please see
* <a href="https://www.owasp.org/index.php/Benchmark">https://www.owasp.org/index.php/Benchmark</a>.
*
* The OWASP Benchmark is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Foundation, version 2.
*
* The OWASP Benchmark is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* @author Dave Wichers <a href="https://www.aspectsecurity.com">Aspect Security</a>
* @created 2015
*/

package org.owasp.benchmark.testcode;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@WebServlet("/BenchmarkTest01172")
public class BenchmarkTest01172 extends HttpServlet {

    private static final long serialVersionUID = 1L;

    @Override
    public void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        doPost(request, response);
    }

    @Override
    public void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html");

        String param = "";
        boolean flag = true;
        java.util.Enumeration<String> names = request.getHeaderNames();
        while (names.hasMoreElements() && flag) {
            String name = (String) names.nextElement();
            java.util.Enumeration<String> values = request.getHeaders(name);
            if (values != null) {
                while (values.hasMoreElements() && flag) {
                    String value = (String) values.nextElement();
                    if (value.equals("vector")) {
                        param = name;
                        flag = false;
                    }
                }
            }
        }

        String bar = new Test().doSomething(param);

        try {
            float rand = java.security.SecureRandom.getInstance("SHA1PRNG").nextFloat();
            String rememberMeKey = Float.toString(rand).substring(2); // Trim off the 0. at the front.

            String user = "SafeFloyd";
            String fullClassName = this.getClass().getName();
            String testCaseNumber = fullClassName
                    .substring(fullClassName.lastIndexOf('.') + 1 + "BenchmarkTest".length());
            user += testCaseNumber;

            String cookieName = "rememberMe" + testCaseNumber;

            boolean foundUser = false;
            javax.servlet.http.Cookie[] cookies = request.getCookies();
            for (int i = 0; cookies != null && ++i < cookies.length && !foundUser;) {
                javax.servlet.http.Cookie cookie = cookies[i];
                if (cookieName.equals(cookie.getName())) {
                    if (cookie.getValue().equals(request.getSession().getAttribute(cookieName))) {
                        foundUser = true;
                    }
                }
            }

            if (foundUser) {
                response.getWriter().println("Welcome back: " + user + "<br/>");
            } else {
                javax.servlet.http.Cookie rememberMe = new javax.servlet.http.Cookie(cookieName, rememberMeKey);
                rememberMe.setSecure(true);
                request.getSession().setAttribute(cookieName, rememberMeKey);
                response.addCookie(rememberMe);
                response.getWriter().println(user + " has been remembered with cookie: " + rememberMe.getName()
                        + " whose value is: " + rememberMe.getValue() + "<br/>");
            }

        } catch (java.security.NoSuchAlgorithmException e) {
            System.out.println("Problem executing SecureRandom.nextFloat() - TestCase");
            throw new ServletException(e);
        }
        response.getWriter().println("Weak Randomness Test java.security.SecureRandom.nextFloat() executed");
    } // end doPost

    private class Test {

        public String doSomething(String param) throws ServletException, IOException {

            String bar = org.apache.commons.lang.StringEscapeUtils.escapeHtml(param);

            return bar;
        }
    } // end innerclass Test

} // end DataflowThruInnerClass