The Sim jacker vulnerability

The Simjacker vulnerability could extend to over 1 billion mobile phone users globally.

As time passes, we’re witnessing more exploits building upon the usage of sim cards including the ever-famous sim swapping method. To add to these, just recently, AdaptiveMobile Security had released details of a previously undiscovered exploit dubbing it as SimJacking. How it apparently works is illustrated very simply with the help of a diagram below, however, there’s more to its intricacies.
Simjacker Vulnerability
Example of how Simjacker vulnerability can track mobile phone location of vulnerable subscribers – 

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