CVE-2017-3603: Vulnerability in the Oracle WebCenter Sites component of Oracle Fusion Middleware (subcomponent: Advanced UI).

Security readout for executives and security teams

CVE-2017-3603 is an Oracle WebCenter Sites issue that can let a low-privileged HTTP user read some data they should not access. It is described as difficult to exploit and only affects confidentiality. Business urgency is mainly for organizations still running the listed legacy WebCenter Sites versions, especially where HTTP access is broadly reachable. Exposure is most likely where affected Oracle WebCenter Sites versions remain deployed and reachable over HTTP by low-privileged users. The source bundle does not state whether Advanced UI is internet-facing by default, so teams should verify actual deployment paths, authentication boundaries, and network reachability. Treat this as a low-to-moderate maintenance priority unless affected systems expose sensitive content or are broadly reachable. It is not KEV-listed in the provided bundle, but legacy Oracle middleware often carries accumulated risk, so remediation should be folded into patch and upgrade planning. Mitigation focus: Inventory Oracle WebCenter Sites versions and flag the four listed affected releases.; Review Oracle’s April 2017 Critical Patch Update guidance for the vendor-supported fix or upgrade path.; Restrict HTTP access to affected WebCenter Sites interfaces to trusted networks where feasible..

Prepared

Jun 13, 2026, 05:18 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.