CVE-2026-83396

Analyzed Analyzed - Analysis Complete

Unauthenticated RMI Remote Code Execution in Oracle Data Integrator

Publication date: 2026-10-20

Last updated on: 2026-11-04

Assigner: Oracle

Description

Vulnerability in the Oracle Data Integrator product of Oracle Fusion Middleware (component: Console / Repository Explorer). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via RMI to compromise Oracle Data Integrator. Successful attacks of this vulnerability can result in takeover of Oracle Data Integrator. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

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Meta Information

Published

2026-10-20

Last Modified

2026-11-04

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-83396

EUVD

EUVD-2026-106314

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	data_integrator	12.2.1.4.0
oracle	data_integrator	14.1.2.0.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-306	The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
CWE-287	When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Attack-Flow Graph

Executive Summary

This is a critical vulnerability in Oracle Data Integrator versions 12.2.1.4.0 and 14.1.2.0.0. It allows an unauthenticated attacker with network access via RMI to take over the system. The attack can impact confidentiality, integrity, and availability of the Oracle Data Integrator.

Detection Guidance

This vulnerability affects Oracle Data Integrator versions 12.2.1.4.0 and 14.1.2.0.0 via the Console/Repository Explorer component. Detection involves checking for exposed RMI interfaces on Oracle Data Integrator ports. Use network scanning tools like nmap to identify open ports (default RMI port is 1521) and verify if Oracle Data Integrator services are running. Check logs for unusual access patterns or unauthenticated connections to the RMI interface.

Impact Analysis

If exploited, an attacker could gain full control over the Oracle Data Integrator, leading to potential data breaches, unauthorized modifications, or system downtime. This could affect any organization using the vulnerable versions.

Compliance Impact

This vulnerability could lead to unauthorized access or data breaches, which may violate GDPR, HIPAA, or other regulations. Organizations using the affected versions must address this to maintain compliance.

Mitigation Strategies

Apply the latest Oracle Data Integrator patches immediately to address the RMI-based unauthenticated attack vector. Disable RMI access to the Oracle Data Integrator console if not required. Restrict network access to the Oracle Data Integrator ports via firewall rules.

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EPSS Chart

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