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CVE-2016-8300 Oracle CVE debrief

CVE-2016-8300 is a network-reachable access-control vulnerability in Oracle FLEXCUBE Private Banking’s Product / Instrument Search component. Oracle and NVD list affected versions 2.0.1, 2.2.0, and 12.0.1. The issue is rated CVSS 3.0 5.3 (Medium) with high confidentiality impact, meaning a low-privileged attacker who can reach the application over HTTP may be able to access sensitive banking data without needing user interaction.

Vendor
Oracle
Product
CVE-2016-8300
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2017-01-27
Original CVE updated
2026-05-13
Advisory published
2017-01-27
Advisory updated
2026-05-13

Who should care

Organizations running Oracle FLEXCUBE Private Banking, especially teams responsible for application security, IAM/authorization controls, patch management, and data protection. This is most relevant where the product is internet-facing or accessible to low-privilege users.

Technical summary

NVD classifies the weakness as CWE-284, indicating improper access control. The CVSS vector (AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N) shows that exploitation requires network access, low privileges, and some difficulty, but no user interaction. The primary impact is confidentiality: successful exploitation can expose critical or all accessible FLEXCUBE Private Banking data.

Defensive priority

Medium. The vulnerability is not listed as a KEV item in the supplied data, but it affects a banking application and can expose sensitive data. Prioritize remediation for any deployed, exposed, or regulatorily sensitive environment.

Recommended defensive actions

  • Check whether Oracle FLEXCUBE Private Banking versions 2.0.1, 2.2.0, or 12.0.1 are deployed anywhere in your environment.
  • Review Oracle’s January 2017 CPU advisory referenced in the record and apply the vendor-recommended fix or update path.
  • Restrict network access to FLEXCUBE Private Banking interfaces, especially HTTP-accessible paths, until remediation is complete.
  • Validate authentication and authorization controls around Product / Instrument Search and related data-exposure paths.
  • Audit logs and access patterns for unusual low-privilege access to sensitive banking records.
  • If immediate patching is not possible, apply compensating controls such as tighter segmentation, access restriction, and heightened monitoring.

Evidence notes

Source evidence is limited to the supplied NVD record and its references. The vulnerable product, versions, CVSS vector, and CWE-284 come from the NVD data. The Oracle CPU January 2017 advisory is the vendor reference named in the record, but its contents are not reproduced in the corpus. No KEV entry was provided. Published date should be treated as 2017-01-27, while the 2026 timestamp reflects record modification, not initial disclosure.

Official resources

CVE published on 2017-01-27. Supplied NVD record was modified on 2026-05-13. No KEV date was provided.