CVE-2023-21894 in Global Lifecycle Management NextGen OUI Framework
Summary
by MITRE • 01/18/2023
Vulnerability in the Oracle Global Lifecycle Management NextGen OUI Framework product of Oracle Fusion Middleware (component: NextGen Installer issues). Supported versions that are affected are Prior to 13.9.4.2.11. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Global Lifecycle Management NextGen OUI Framework executes to compromise Oracle Global Lifecycle Management NextGen OUI Framework. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of Oracle Global Lifecycle Management NextGen OUI Framework. CVSS 3.1 Base Score 7.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 04/28/2025
The vulnerability identified as CVE-2023-21894 resides within Oracle Global Lifecycle Management NextGen OUI Framework, a component of Oracle Fusion Middleware that governs the installation and management of Oracle software deployments. This particular flaw manifests in the NextGen Installer issues module, representing a significant security weakness that affects versions prior to 13.9.4.2.11. The vulnerability operates within the context of a privileged execution environment where an attacker with legitimate system access could potentially exploit this weakness to gain full control over the affected framework. The CVSS 3.1 scoring system assigns this vulnerability a base score of 7.3, indicating a high severity threat that compromises confidentiality, integrity, and availability simultaneously. The attack vector requires local access with low privileges, meaning that an attacker must already possess some level of system login credentials to begin the exploitation process.
The technical nature of this vulnerability stems from inadequate input validation and potential code execution flaws within the NextGen Installer framework. When the installer processes certain inputs or configuration parameters, it fails to properly sanitize or validate user-supplied data, creating opportunities for malicious code injection or manipulation. This weakness is classified under CWE-20, which represents "Improper Input Validation," a fundamental security principle that governs the proper handling of all external inputs. The vulnerability's exploitation requires human interaction from someone other than the attacker, indicating that the attack chain likely involves social engineering or legitimate user actions that inadvertently trigger the malicious code path. The framework's architecture appears to execute installation procedures that do not adequately isolate or validate the integrity of the installation artifacts, allowing for potential compromise of the core installer functionality.
The operational impact of this vulnerability extends beyond simple data compromise, as successful exploitation can result in complete takeover of the Oracle Global Lifecycle Management NextGen OUI Framework. This level of compromise provides attackers with full administrative control over the installation and management processes, potentially enabling them to modify or replace critical system components, access sensitive configuration data, or manipulate deployment workflows. The availability impact is particularly severe since the framework's core functionality could be rendered unusable through malicious code execution, potentially disrupting critical business operations that depend on Oracle software lifecycle management. The confidentiality aspect reveals that attackers could access sensitive deployment information, installation parameters, and potentially confidential business data that the framework manages. This vulnerability directly aligns with ATT&CK technique T1059, which covers "Command and Scripting Interpreter," as exploitation likely involves executing malicious commands through the compromised installer framework.
Organizations should prioritize immediate remediation by upgrading to Oracle Fusion Middleware version 13.9.4.2.11 or later, which contains patches addressing the input validation deficiencies. System administrators should implement strict access controls and monitoring of installation processes to detect unauthorized modifications. The principle of least privilege should be enforced, ensuring that only authorized personnel have access to the installation framework. Network segmentation strategies should limit lateral movement opportunities, while comprehensive logging should capture all installation activities for forensic analysis. Security teams should conduct regular vulnerability assessments focusing on installation and deployment frameworks, as these components often represent overlooked attack surfaces in enterprise environments. Additionally, implementing application whitelisting controls can prevent unauthorized installation packages from executing, providing an additional layer of defense against this type of exploitation. The vulnerability demonstrates how seemingly routine installation processes can become critical attack vectors when proper security controls are not implemented.