CVE-2016-3520 in Application Object Library
Summary
by MITRE
Unspecified vulnerability in the Oracle Application Object Library component in Oracle E-Business Suite 12.1.3, 12.2.3, 12.2.4, and 12.2.5 allows remote administrators to affect confidentiality via vectors related to AOL Diagnostic tests.
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Analysis
by VulDB Data Team • 09/07/2022
The vulnerability identified as CVE-2016-3520 resides within the Oracle Application Object Library component of the Oracle E-Business Suite, specifically affecting versions 12.1.3, 12.2.3, 12.2.4, and 12.2.5. This weakness represents a significant security flaw that enables remote administrative attackers to compromise the confidentiality of sensitive data within the targeted environment. The vulnerability is classified as an unspecified vulnerability, indicating that the exact technical details of the flaw were not fully disclosed in the initial description, which is common in many Oracle security advisories. The affected Oracle Application Object Library component serves as a foundational framework for various business applications within the E-Business Suite, making this vulnerability particularly concerning from a security perspective. The vulnerability specifically relates to AOL Diagnostic tests, which are administrative functions designed to help system administrators troubleshoot and diagnose issues within the Oracle E-Business Suite environment.
The technical nature of this vulnerability allows remote attackers with administrative privileges to potentially access confidential information through the AOL Diagnostic tests functionality. This weakness falls under the broader category of information disclosure vulnerabilities, where unauthorized access to sensitive data can occur through legitimate administrative tools. The attack vector involves remote exploitation, meaning that an attacker does not need physical access to the system but can leverage network connectivity to exploit the vulnerability. The fact that this affects administrative functionality suggests that the flaw may involve improper access controls or insufficient validation within the diagnostic test mechanisms. From a cybersecurity perspective, this vulnerability represents a critical weakness that could enable data exfiltration or information gathering activities that would otherwise be restricted to authorized administrators. The vulnerability's classification as affecting confidentiality specifically indicates that the primary risk is the unauthorized disclosure of sensitive information rather than system availability or integrity compromise.
The operational impact of CVE-2016-3520 extends beyond simple data exposure, as it represents a potential pathway for more sophisticated attacks within the Oracle E-Business Suite environment. Organizations utilizing affected versions of the E-Business Suite face significant risks including unauthorized access to financial data, customer information, and other sensitive business data that would normally be protected by proper access controls. The remote nature of the attack means that threat actors can exploit this vulnerability from anywhere on the internet, making it particularly dangerous for organizations with exposed administrative interfaces. This vulnerability could potentially be leveraged as a stepping stone for additional attacks within the network, as the compromised administrative access might provide access to other systems or data within the broader enterprise infrastructure. The impact is particularly severe for organizations that rely heavily on Oracle E-Business Suite for mission-critical operations, as the exposure of sensitive data could result in financial losses, regulatory compliance violations, and reputational damage. The vulnerability's presence in multiple versions of the software also means that organizations may need to assess their entire Oracle E-Business Suite deployment for similar weaknesses.
Organizations should implement immediate mitigations including applying the relevant Oracle security patches and updates released to address this vulnerability. The recommended approach involves upgrading to patched versions of the Oracle E-Business Suite where the vulnerability has been resolved. Network segmentation and access control measures should be strengthened to limit administrative access to only necessary personnel, particularly for systems running affected versions. Implementing network monitoring and intrusion detection systems can help identify potential exploitation attempts of this vulnerability. Regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in the Oracle E-Business Suite environment. The vulnerability aligns with CWE-200, which describes improper exposure of sensitive information, and may also relate to CWE-284, which covers inadequate access control mechanisms. From an ATT&CK framework perspective, this vulnerability could be leveraged as part of the privilege escalation and defense evasion tactics, as attackers might use administrative access gained through this vulnerability to maintain persistent access or move laterally within the network. Organizations should also consider implementing additional logging and monitoring of administrative activities, particularly within the AOL Diagnostic tests functionality, to detect potential exploitation attempts and establish a security baseline for their Oracle E-Business Suite environments.