MOVEit.DMZ.WebApi.dll in Progress MOVEit Transfer 2018 SP2 before 10.2.4, 2019 before 11.0.2, and 2019.1 before 11.1.1 allows an unauthenticated attacker to gain unauthorized access to the database. Depending on the database engine being used (MySQL, Microsoft SQL Server, or Azure SQL), an attacker may be able to infer information about the structure and contents of the database, or may be able to alter the database via the REST API, aka SQL Injection.
Use CWE-89, Ipswitch vendor hub and Moveit Transfer product page to widen CVE-2019-16383 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2019-18465 and CVE-2019-18464 for nearby disclosures in the same product family.