Describe CVE-2019-20028.
What is CVE-2019-20028?
Aspire-derived NEC PBXes operating InMail software, including all versions of SV8100, SV9100, SL1100 and SL2100 devices allow unauthenticated read-only access to voicemails, greetings, and voice response system content through a system's WebPro administration interface..