Google Nexus phone vulnerable to SMS-based DOS attack
Nov 30, 2013
Google's Nexus Smartphones are vulnerable to SMS-based DOS attack , where an attacker can force it to restart, freeze, or lose network connection by sending a large number of special SMS messages to them. The vulnerability, discovered by Bogdan Alecu , a system administrator at Dutch IT services company Levi9, and affects all Android 4.x firmware versions on Google Galaxy Nexus, Nexus 4 and Nexus 5. The problem is with how the phones handle a special type of text message, known as a flash SMS. By sending around 30 Flash SMS ( Flash SMS is a type of message that normally is not stored by the system and does not trigger any audio alerts ) messages to Nexus phone an attacker can cause the phone to malfunction. He presented the vulnerability on Friday at the DefCamp security conference in Bucharest, Romania. In an email exchange with me, he said ' I was testing different message types and for the class 0 messages I noticed that the popup being displayed al...
