Ericom Access Server 9.2.0 (for AccessNow and Ericom Blaze) allows SSRF to make outbound WebSocket connection requests on arbitrary TCP ports, and provides “Cannot connect to” error messages to inform the attacker about closed ports.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24548
Reference (s):
- http://packetstormsecurity.com/files/158962/Ericom-Access-Server-9.2.0-Server-Side-Request-Forgery.html
- https://www.youtube.com/watch?v=oDTd-yRxVJ0