SonicWall has posted an urgent security alert warning customers of an “an imminent ransomware campaign” targeting Secure Mobile Access (SMA) 100 series and Secure Remote Access (SRA) devices running end-of-life (EOL) 8.x firmware.

The security alert explains that legacy devices affected by this advisory “are at imminent risk of a targeted ransomware attack.”

System administrators are urged to update to the latest 9.x or 10.x firmware versions or immediately disconnect the devices and reset passwords to avoid potential ransomware attacks.

Important links:
Sonicwall Urgent Security Notice: Critical Risk To Unpatched End-Of-Life SRA & SMA 8.X Remote Access Devices
SonicWall warns of ‘imminent ransomware campaign’ targeting its EOL equipment