Troubleshooting Kali Arpspoof Not Working in Virtual Machine (VM)

Kali Linux, a popular choice for penetration testing and network analysis, can sometimes prove finicky when it comes to certain advanced networking tasks within virtual environments like VirtualBox. One such issue that users may encounter is with the `arpspoof` tool from the `mitmproxy` suite not functioning as expected or at all.

In this article, we'll dive into some common reasons why you might be experiencing difficulties getting `arpsoof` to work properly within a virtual machine (VM), specifically on Ubuntu-based systems like Kali Linux running inside VirtualBox. We will also cover the necessary steps to troubleshoot and potentially resolve these issues so that you can successfully use this powerful tool for your network analysis needs.

### Problem Description

When attempting to run `arpspoof` from within a Kali VM, users may encounter an error message similar to:

```

root@kali:~# arpspoing -i eth0 -t 192.168.1.100 192.168

arpforge'1234': unable to get mac address for 00:11:22:33:44:55

```

### Possible Causes

Before we dive into potential solutions, let's first explore some common reasons why `arpspoof` might not be working as expected:

1. Incorrect Interface Configuration: Make sure that you have correctly specified the interface to use with `-i`. In most cases, this should be `eth0`, but double-check your system configuration if necessary.

2. Firewall Rules or iptables Blocking Traffic: Ensure that there are no restrictive firewall rules in place preventing traffic from flowing between the virtual network interfaces or across different networks within VirtualBox.

3. Virtualization Software Settings

* Verify that you have correctly configured networking options within Virtualbox, such as bridging your physical adapter to the VM's interface.

* Ensure promiscuous mode is enabled on both host and guest systems for successful packet capture/analysis.

4. mac Address Spoofing Not Enabled`

### Solution Steps

1. Check that you have installed `arpspoof` correctly:

```bash

root@kali:~# apt-get update && apt-get install libmitm-dev libpcap0-dev git -y

```

2. Enable mac address spoofing on the interface used by your virtual network adapter (usually eth0):

```bash

echo 1 > /proc/sys/net/ipv4/ip_forward

```

3. Restart `arpspoof` service:

```bash

service arpspoof restart || systemctl restart arpspoof

```

4. Verify that mac address spoofing is enabled on the interface used by your virtual network adapter (usually eth0):

```bash

root@kali:~# cat /proc/sys/net/ipv4/ip_forward

root@kali:~#

```

###

In conclusion, troubleshooting issues with `arpspoof` not working in a Kali VM typically comes down to ensuring proper configuration of networking options within VirtualBox and enabling necessary features on both host and guest systems. By following the steps outlined above and double-checking common causes such as incorrect interface specification or firewall rules blocking traffic, you should be able to successfully use this powerful tool for your network analysis needs.

Hope this article has been helpful in resolving any issues you may have encountered with `arpspoof` not working within a Kali VM. Happy testing!

Kali arpspoof doesn't work on vm