# Sudo Screen Privilege Escalation

.

### [Investigation](https://exploit-notes.hdks.org/exploit/linux/privilege-escalation/sudo/sudo-screen-privilege-escalation/#investigation) <a href="#investigation" id="investigation"></a>

```sh
sudo -l

(root) /usr/bin/screen -r testsession
Copied!
```

If we can execute **"screen"** command as root, we can spawn a root shell from the screen session.

<br>

### [Exploitation](https://exploit-notes.hdks.org/exploit/linux/privilege-escalation/sudo/sudo-screen-privilege-escalation/#exploitation) <a href="#exploitation" id="exploitation"></a>

First execute **"screen"** command as root, then a screen session will be start.\
Now we can spawn a root shell by pressing **“Ctrl+a+c”** in the screen session.


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