# CVE-2016-8299: Oracle FLEXCUBE Universal Banking improper access control in Core

Source: https://junglewise.ai/threats/cve-2016-8299-oracle-flexcube-universal-banking-improper-access-control-in-core  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2017-01-27. Updated: 2026-05-13  
License: CC BY 4.0 with a link back

CVE-2016-8299 · Severity: medium · CVSS 6.3 · Published 2017-01-27

Oracle FLEXCUBE Universal Banking, a core banking platform used by financial institutions to manage retail and corporate banking operations, contains a security vulnerability in its Core subcomponent. An attacker with low-level user credentials can exploit this flaw over the network to view, modify, or delete sensitive banking data. Additionally, an exploit could cause a partial service outage, potentially disrupting banking operations and impacting data integrity.

Technologies: [Oracle Flexcube Universal Banking](https://junglewise.ai/threats/technologies/flexcube-universal-banking). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2016-8299 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2016-8299 being exploited in the wild.

**How severe is CVE-2016-8299?** Medium severity, with a CVSS score of 6.3, published 27 January 2017.

**Which products and versions are affected?** Oracle Flexcube Universal Banking 11.3.0, 11.4.0, 12.0.1, 12.0.2, 12.0.3, 12.1.0, 12.2.0.

**Is there a fix for CVE-2016-8299?** A patch was published on 2017-01-17: Addressed in Oracle January 2017 Critical Patch Update Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2016-8299 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2016-8299?** Check whether you run Oracle Flexcube Universal Banking at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An improper access control vulnerability (CWE-284) exists in the Core subcomponent of Oracle FLEXCUBE Universal Banking. The flaw is easily exploitable by a low-privileged attacker with network access via HTTP. Successful exploitation allows the attacker to perform unauthorized read, update, insert, or delete operations on a subset of the application's data. It also enables the attacker to trigger a partial denial of service (DoS) condition. The vulnerability affects multiple versions ranging from 11.3.0 to 12.2.0 and was addressed in the Oracle Critical Patch Update for January 2017.

## Affected products

- Oracle FLEXCUBE Universal Banking 11.3.0, 11.4.0, 12.0.1, 12.0.2, 12.0.3, 12.1.0, 12.2.0

## Timeline

- 2017-01-27: advisory: Initial NVD publication
- 2017-01-17: patched: Addressed in Oracle January 2017 Critical Patch Update

## References

- [http://www.oracle.com/technetwork/security-advisory/cpujan2017-2881727.html](http://www.oracle.com/technetwork/security-advisory/cpujan2017-2881727.html)
- [http://www.securityfocus.com/bid/95547](http://www.securityfocus.com/bid/95547)
- [http://www.securitytracker.com/id/1037636](http://www.securitytracker.com/id/1037636)

## Related threats

- [Oracle FLEXCUBE Universal Banking data manipulation in Core subcomponent](https://junglewise.ai/threats/cve-2017-3314-oracle-flexcube-universal-banking-data-manipulation-in-core)
- [Oracle FLEXCUBE Universal Banking improper input validation in Core](https://junglewise.ai/threats/cve-2017-3236-oracle-flexcube-universal-banking-improper-input-validation-in)
- [Oracle FLEXCUBE Universal Banking data manipulation via physical access](https://junglewise.ai/threats/cve-2017-3235-oracle-flexcube-universal-banking-data-manipulation-via-physical)
- [Oracle FLEXCUBE Universal Banking improper access control in Core](https://junglewise.ai/threats/cve-2016-8311-oracle-flexcube-universal-banking-improper-access-control-in-core)
- [Oracle FLEXCUBE Universal Banking security bypass in Core component](https://junglewise.ai/threats/cve-2016-8310-oracle-flexcube-universal-banking-security-bypass-in-core)