Compromising online accounts by cracking voicemail systems

Martin Vigo

42 min

42 min 2018-12-27

2018-12-27 5330

5330 Fahrplan

Playlists: '35c3' videos starting here

Voicemail systems can be compromised by leveraging old weaknesses and top of current technology. The impact goes way beyond having your messages exposed.

Voicemail systems have been with us since the 80s. They played a big role in the earlier hacking scene and re-reading those zines, articles and tutorials paints an interesting picture. Not much has changed. Not in the technology nor in some of the attack vectors. Can we leverage the last 30 years innovations to compromise voicemail systems? And what is the real impact today of pwning these?

In this talk I will cover voicemail systems, it's security and how we can use oldskool techniques and new ones on top of current technology to compromise them. I will discuss the impact of gaining unauthorized access to voicemail systems and introduce a new tool that automates the process

https://www.martinvigo.com/demo_bruteforcing.mp4

https://www.martinvigo.com/demo_whatsapp.mp4

https://www.martinvigo.com/demo_paypal.mp4

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