CVE-2026-83338 in Applications Manager
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle Applications Manager product of Oracle E-Business Suite (component: Oracle Diagnostics Interfaces). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Applications Manager. Successful attacks of this vulnerability can result in takeover of Oracle Applications Manager. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 09/16/2026
The identified vulnerability resides within the Oracle Diagnostics Interfaces component of the Oracle Applications Manager product, which is a critical part of the Oracle E-Business Suite ecosystem. This specific flaw affects supported software versions ranging from 12.2.3 through 12.2.15. The nature of this weakness allows for an easily exploitable attack scenario where a low-privileged attacker can leverage network access via the HTTP protocol to compromise the integrity and availability of the Oracle Applications Manager service. This represents a significant security risk as it bypasses traditional authentication barriers that might otherwise restrict access to administrative functions, effectively allowing unauthorized entities to interact with sensitive diagnostic tools designed for system monitoring and troubleshooting.
From a technical perspective, the vulnerability enables an attacker who possesses low-level privileges within the network environment but does not necessarily require high-level application credentials to execute successful attacks. The attack vector is classified as remote over the network with local access requirements being minimal or non-existent beyond basic connectivity. This aligns closely with CWE-287, which describes Improper Authentication, and potentially CWE-434, Unrestricted Upload of File with Dangerous Type if file upload mechanisms are involved in the exploitation chain. The ease of exploitation suggests that automated tools could be used to identify and exploit this weakness across multiple systems within an enterprise network, increasing the potential blast radius significantly.
The operational impact of a successful compromise is severe, as indicated by the high CVSS 3.1 Base Score of 8.8. A successful attack results in the complete takeover of Oracle Applications Manager. This level of control allows attackers to manipulate system configurations, exfiltrate sensitive diagnostic data, or disrupt critical business operations managed through the suite. The impact on confidentiality is high, meaning that proprietary information and user data accessible via these interfaces could be disclosed. Similarly, integrity impacts are severe as an attacker can modify application settings or inject malicious code into diagnostic reports. Availability is also heavily impacted, potentially leading to denial of service conditions for users relying on the E-Business Suite for daily operations. This aligns with ATT&CK techniques such as T1078 Valid Accounts if existing low-privilege accounts are abused, and T1562 Impair Defenses if the attacker disables logging or security controls within the application manager interface to maintain persistence.
Mitigation strategies must focus on immediate remediation through patching. Organizations running affected versions of Oracle E-Business Suite should apply the latest available patches provided by Oracle that address this specific vulnerability in the Diagnostics Interfaces component. In addition to applying updates, it is crucial to enforce strict network segmentation policies to limit HTTP access to the Oracle Applications Manager interface only from trusted management networks or jump hosts with multi-factor authentication enabled. Web Application Firewalls can be configured to detect and block exploit patterns associated with this flaw. Furthermore, regular audits of user privileges should be conducted to ensure that low-privileged accounts do not have unnecessary access to diagnostic interfaces, thereby reducing the attack surface available to potential adversaries seeking lateral movement or privilege escalation within the enterprise environment.