Major vulnerability exposes 5G core network slicing to DoS attacks

Major vulnerability exposes 5G core network slicing to DoS attacks

This 5G vulnerability allows data extraction and DoS attacks between different network slices on a mobile operator leaving enterprise customers exposed to malicious cyberattacks.

The IT security researchers at AdaptiveMobile have identified a major vulnerability in the architecture of 5G network slicing and virtualized network functions. This vulnerability has been found to potentially allow data access and denial of service (DoS) attacks between different network slices on a mobile operator which leaves enterprise customers exposed to malicious cyberattacks.


What is 5G?


5G, the 5th generation mobile network, is the new global wireless standard after the previously introduced 1G, 2G, 3G, and 4G networks which makes it all the more important because it enables a new kind of network that is designed to connect virtually everyone and everything including machines, objects, and devices.


SEE: New tool detects fake 4G cell phone towers


The 5G technology was created to deliver multi-Gbps peak data speeds, ultra-low latency, more reliability, massive network capacity, increased availability, and more uniform user experience to more users. 


What is 5G network slicing?


Network slicing basically allows a mobile operator to divide their core and radio network into multiple distinct virtual blocks that provide different amounts of resources to different types of traffic.


A great benefit of 5G network slicing for network operators will be the ability to deploy only the functions necessary to support particular customers and particular market segments such as automotive, healthcare, critical infrastructure, and entertainment. 

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