Summary:
- SonicWall SMA devices have been found to be persistently infected with a stealthy backdoor rootkit called Overstep.
- The Overstep backdoor allows attackers to gain remote access and control over the infected SMA devices, potentially compromising the security of the entire network.
- This issue highlights the importance of keeping software and devices up-to-date with the latest security patches to prevent such sophisticated cyber threats from infiltrating and compromising the network infrastructure.