![]() ![]() The server wasn’t protected with a password, allowing anyone who knew where to look to peek in and snoop on a near-real-time stream of text messages. For Sébastien Kaul, a Berlin-based security researcher, it didn’t take long to find. Although Kaul found the exposed server on Shodan, a search engine for publicly available devices and databases, it was also attached to to one of Voxox’s own subdomains. Worse, the database - running on Amazon’s Elasticsearch - was configured with a Kibana front-end, making the data within easily readable, browsable and searchable for names, cell numbers and the contents of the text messages themselves. ![]() Most don’t think about what happens behind the scenes when you get a text message from a company, whether it’s an Amazon shipping notification or a two-factor code for your login. Often, app developers - like HQ Trivia and Viber - will employ technologies provided by firms like Telesign and Nexmo, either to verify a user’s phone number or to send a two-factor authentication code, for example. After an inquiry by TechCrunch, Voxox pulled the database offline.īut it’s firms like Voxox that act as a gateway and converting those codes into text messages, to be passed on to the cell networks for delivery to the user’s phone. At the time of its closure, the database appeared to have a little over 26 million text messages year-to-date. But the sheer volume of messages processed through the platform per minute - as seen through the database’s visual front-end - suggests that this figure may be higher. ![]() #Voxox credits hack codeįidelity Investments also sent six-digit security codes to one Chicago Loop area code.Several partners were sent their six-digit two-factor codes to log in to the company’s extranet corporate network.We found a password sent in plaintext to a Los Angeles phone number by dating app Badoo.Among our findings from a cursory review of the data: Each record was meticulously tagged and detailed, including the recipient’s cell phone number, the message, the Voxox customer who sent the message and the shortcode they used. Many messages included two-factor verification codes for Google accounts in Latin America. A Mountain View, Calif.-based credit union, the First Tech Federal Credit Union, also sent a temporary banking password in plaintext to a Nebraska number.We found a shipping notification text sent by Amazon with a link, which opened up Amazon’s delivery tracking page, including the UPS tracking number, en route to its destination in Florida. ![]()
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