# 512 - Pentesting Rexec

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## Basic Information

It is a service that **allows you to execute a command inside a host** if you know valid **credentials** (username and password).

**Default Port:** 512

```
PORT    STATE SERVICE
512/tcp open  exec
```

### [**Brute-force**](../generic-hacking/brute-force.md#rexec)


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