Can you Hack or Hijack Bluetooth Speaker? Ways and prevention

Bluetooth speakers are handy devices that let you listen to music remotely. While Bluetooth is usually thought to be safe, it isn’t without flaws. They may be prone to hacker and hijacker attacks.

If your Bluetooth speaker is not adequately secured, hackers and hijackers can steal your personal information and take control of your Bluetooth speaker.

Can you Hack or Hijack a Bluetooth Speaker?

A Bluetooth speaker can be hacked or hijacked if someone with technical expertise applies brute force to bypass the authentication step. If a Bluetooth device is discoverable, it is vulnerable to hacking. However, it is not possible to hijack a Bluetooth speaker if it is not discoverable.

It can be hacked or hijacked, though, if it is discoverable. While it is not a simple task, a skilled hacker can take control of a Bluetooth speaker with relative ease.

There are various ways to hack or commandeer Bluetooth speakers. You can exploit the Bluetooth speaker’s default PIN.

Another option is to gain access to the speaker by employing social engineering tactics. Finally, you can take advantage of a flaw in the device’s firmware.  

 How to Hijack a Bluetooth Speaker

There are several ways to hijack or hack a Bluetooth Speaker:

1. Pair with it before anyone else

This is the most straightforward method of taking control of a Bluetooth speaker. You will be able to control the speaker if you are the first person to pair with it.

Most Bluetooth speakers have a default PIN. If the Bluetooth speaker you want to use doesn’t come with a preset PIN, you may easily link it to your device and play whatever you want.

2. Use a Key Negotiation of Bluetooth (KNOB) Attack

A KNOB attack is a man-in-the-middle attack that targets Bluetooth devices. It allows an attacker to force two connected devices to connect without authentication or with insecure encryption.

Recent studies have discovered that hackers can use KNOB against Bluetooth speakers. Since a KNOB attack forces two paired devices to connect without authentication.

It means the attacker has complete control over the device and can play whatever games they want.

3. Find Bluetooth speaker vulnerabilities 

The firmware in many Bluetooth speakers is vulnerable. If an attacker can locate one of these vulnerable gadgets, they can take advantage of the flaw to seize control of the speaker.

One technique to discover insecure Bluetooth speakers is to use a tool like Shodan to search for them. This program allows you to look on the internet for online devices.

It also enables you to locate devices with exploitable flaws. A Google search for a Bluetooth vulnerability scanner- is another approach you can use to detect insecure Bluetooth speakers. This will bring up a list of websites where you may scan for Bluetooth device vulnerabilities.

4. Use Kali Linux

You may also find susceptible Bluetooth speakers using Kali Linux. It’s a penetration-testing operating system that includes several tools for attacking and hacking Bluetooth devices. Using the “Bluetooth-hcidump” tool in Kali Linux can help you locate insecure Bluetooth speakers.

Bluetooth packets can be captured and analyzed with this program. It also helps you to locate vulnerable devices.

You can also use Kali Linux’s “Btscanner” tool to discover open and insecure Bluetooth devices.

5. Bluetooth Speaker Hack using Metasploit

Metasploit is a penetration testing framework that lets you create exploits for security flaws. It also includes a “Bluetooth hcidump” module that can be used to exploit Bluetooth gadgets.

 Can Neighbors interfere with your Speakers?

Neighbours can connect to your Bluetooth speakers and block them in several ways. They include:

1. High-frequency Antenna

When someone turns on the antenna, your speakers emit a very annoying buzzing sound. You have to turn down the volume.

2. Stop Speakers Jammer

Stop Speakers Jammer is a gadget that can stop your Bluetooth speakers from playing. You can also use the device to cope with noisy neighbors downstairs, upstairs, or next to your house or apartment.

3. Magnetron

It can turn off the music at any time during the day. An electromagnetic generator sends out a signal that disables electronic devices. As a result, it can turn off speakers when they become too loud.

Do you know you can use Bluetooth Speakers in gaming? Check out how to connect PS to Bluetooth speakers for more.

FAQs

 Is it possible to hack a Bluetooth speaker?

 While hacking a Bluetooth speaker is difficult, it is feasible. Hackers can use exploits and programs like Kali Linux to hack a Bluetooth speaker.

How do you override a Bluetooth speaker?

 Go to Bluetooth settings and locate your speaker. There should be a list of Bluetooth devices that you last connected to. To connect tap the Bluetooth speaker, then turn it on AFTER you’ve pushed the connect button and your device is seeking to establish a connection.

What interferes with Bluetooth speakers?

 Other wireless devices like microwaves, wireless speakers, and baby monitors, that may use the same wavelength can cause interference with the connection. Wi-Fi routers also affect your Bluetooth connection.

Can you spy on someone through a Bluetooth speaker?

Yes, you can use a Bluetooth recorder for eavesdropping. However, it requires direct access to the person’s mobile device.

If you pair a Bluetooth headset/speaker with a phone, the sound comes through the speaker just as a Bluetooth recorder sold through spy shops will. With a snooping gadget in hand, you can follow the calls and texts.

How do you disconnect someone from Bluetooth?

If you have an iPhone, you can reset your speakers by touching on the Bluetooth speaker option. To delete connected devices from the speaker, select the Forget option. Users of Android devices can unpair by simply touching on the device’s name.

Are Bluetooth jammers legal? What is a Bluetooth jammer?

FCC prohibits the use of Bluetooth jammers. Bluetooth jammers can use any part of the spectrum, so you should get permission from the government before using them.

A Bluetooth jammer is any gadget that can interfere with signals transmission between two or more devices.

A jammer emits an interfering signal that prevents nearby devices from communicating. It is useful in locations where cell phone usage is restricted and network security is paramount.

Can Bluetooth be blocked?

Bluetooth uses the 2.4 GHz band to send and receive signals. Wifi also uses the same frequency, which might cause interference. Microwaves and other Bluetooth transmissions are other causes of interference or blockage.

How do you disrupt a speaker?

You can employ passive and active measures to cope with noisy speakers. Static solutions are cheaper and provide a temporary solution to the noise.

These include using noise isolating, canceling, and blocking devices that help you block the offending sounds. The dynamic measures include devices like a vibration plate and a high-frequency antenna that can stop the noisy speakers.