Open redirect vulnerability in Apache Ambari before 2.1.2 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the targetURI parameter.

Apache Ambari before 2.1, as used in IBM Infosphere BigInsights 4.x before 4.1, includes cleartext passwords on a Configs screen, which allows physically proximate attackers to obtain sensitive information by reading password fields.

Server-side request forgery (SSRF) vulnerability in the proxy endpoint (api/v1/proxy) in Apache Ambari before 2.1.0 allows remote authenticated users to conduct port scans and access unsecured services via a crafted REST call.

Apache Ambari 2.x before 2.4.0 includes KDC administrator passwords on the kadmin command line, which allows local users to obtain sensitive information via a process listing.