UnixAuth lacks brute-force protection in Apache Ranger versions <= 2.8.0.  Note:  UnixAuth is NOT a recommended option for production deployments.  Users are recommended to upgrade to version 2.9.0, which fixes this issue.

Missing Authentication in Apache Ranger Download APIs on versions <= 2.8.0. Users are recommended to upgrade to version 2.9.0, which fixes this issue.

TLS hostname verification issue in Apache Ranger Client Code in versions <= 2.8.0. Users are recommended to upgrade to version 2.9.0, which fixes this issue.

The Policy Admin Tool in Apache Ranger before 0.5.0 allows remote authenticated users to bypass intended access restrictions via direct access to module URLs.

Authenticated users with appropriate privileges can create policies having expressions that can exploit code execution vulnerability. This issue affects Apache Ranger: 2.3.0. Users are recommended to update to version 2.4.0.

An Incorrect Permission Assignment for Critical Resource vulnerability was found in the Apache Ranger Hive Plugin. Any user with SELECT privilege on a database can alter the ownership of the table in Hive when Apache Ranger Hive Plugin is enabled This issue affects Apache Ranger Hive Plugin: from 2.0.0 through 2.3.0. Users are recommended to upgrade to version 2.4.0 or later.

UnixAuthenticationService in Apache Ranger 1.2.0 was updated to correctly handle user input to avoid Stack-based buffer overflow. Versions prior to 1.2.0 should be upgraded to 1.2.0

SQL injection vulnerability in the policy admin tool in Apache Ranger before 0.5.3 allows remote authenticated administrators to execute arbitrary SQL commands via the eventTime parameter to service/plugins/policies/eventTime.

Apache Ranger 0.5.x before 0.5.2 allows remote authenticated users to bypass intended parent resource-level access restrictions by leveraging mishandling of a resource-level exclude policy.