Vulnerability in SonicWall SMA100 allow unauthenticated user to gain read-only access to unauthorized resources. This vulnerablity impacted SMA100 version 9.0.0.3 and earlier.
https://www.tenable.com/cyber-exposure/a-look-inside-the-ransomware-ecosystem
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0016