Tag: malicious sims
2 articles
Malicious SIMs Exploit Cellular IoT Devices via Hidden Modem Interface
Researchers uncovered a shocking vulnerability in cellular IoT devices, finding that malicious SIMs can exploit hidden modem interfaces to run code on the device, thanks to a little-known proactive capability defined in cellular communication specs. Nine out of 26 tested devices, including some popular phones, were susceptible to this type of attack.
Malicious SIMs Expose Devices to Data Theft and 2G Downgrade Attacks
Imagine a SIM card, typically just a simple piece of tech that connects you to your network, being turned against you - allowing hackers to steal your data and even downgrade your device to a vulnerable 2G connection. Researchers have created a toolkit to test the limits of these malicious SIM attacks, and the results are eye-opening.