CVE-2026-83369

Analyzed Analyzed - Analysis Complete

Denial of Service in Oracle Access Manager

Publication date: 2026-09-15

Last updated on: 2026-09-21

Assigner: Oracle

Description

Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Access SDK). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Access Manager. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Access Manager. CVSS 3.1 Base Score 3.1 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L).

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-21

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83369

EUVD

EUVD-2026-79710

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	access_manager	12.2.1.4.0
oracle	access_manager	14.1.2.1.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-400	The product does not properly control the allocation and maintenance of a limited resource.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle Access Manager versions 12.2.1.4.0 and 14.1.2.1.0. It allows a low-privileged attacker with network access to cause a partial denial of service in the system. The attack requires HTTP network access and has a low impact on availability.

Detection Guidance

Detection of CVE-2026-83369 requires monitoring for partial denial of service conditions in Oracle Access Manager. Check Oracle Access Manager logs for unusual HTTP traffic patterns or service degradation. Use network monitoring tools to detect abnormal request volumes targeting the Access SDK component.

Impact Analysis

The vulnerability could allow an attacker to disrupt Oracle Access Manager services, leading to reduced functionality or temporary unavailability. Since it requires low privileges, it may affect systems with minimal security measures.

Compliance Impact

This vulnerability causes a partial denial of service in Oracle Access Manager, which could disrupt authentication and authorization services. This may impact compliance with GDPR by affecting data access controls and HIPAA by compromising secure access to protected health information.

Mitigation Strategies

Apply the latest security patches from Oracle for Oracle Access Manager versions 12.2.1.4.0 and 14.1.2.1.0 to address the vulnerability.

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