CVE-2015-2636 in Fusion Middleware
Summary
by MITRE
Unspecified vulnerability in the Oracle Data Integrator component in Oracle Fusion Middleware 11.1.1.3.0 allows remote attackers to affect confidentiality, integrity, and availability via unknown vectors related to Data Quality based on Trillium, a different vulnerability than CVE-2015-0443, CVE-2015-0444, CVE-2015-0445, CVE-2015-0446, CVE-2015-2634, CVE-2015-2635, CVE-2015-4758, and CVE-2015-4759.
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Analysis
by VulDB Data Team • 07/14/2017
The vulnerability identified as CVE-2015-2636 resides within Oracle Data Integrator component of Oracle Fusion Middleware version 11.1.1.3.0, specifically affecting the Data Quality functionality based on Trillium technology. This unspecified weakness represents a significant security concern as it impacts all three fundamental principles of information security confidentiality integrity and availability. The vulnerability operates within the context of a widely deployed enterprise integration platform that processes and manages data across various organizational systems making it a critical target for malicious actors seeking to compromise enterprise data integrity and availability. The affected component processes data quality operations through Trillium technology which provides data cleansing and standardization services for enterprise data integration workflows.
The technical nature of this vulnerability stems from unspecified attack vectors related to the Data Quality module within Oracle Data Integrator that leverages Trillium technology for data validation and cleansing operations. Attackers can exploit this weakness to compromise the confidentiality of sensitive data by potentially accessing or modifying data during processing operations. The integrity aspect is compromised through potential data corruption or manipulation during data quality transformations while availability is threatened through possible denial of service conditions that could disrupt data integration processes. The vulnerability's classification as unspecified indicates that the exact technical mechanism remains undisclosed in public sources though it clearly represents a weakness in the data quality processing pipeline that could be leveraged for various attack scenarios. This vulnerability operates independently from several other related issues including CVE-2015-0443 through CVE-2015-4759, indicating a distinct code path or implementation flaw within the Trillium-based Data Quality functionality.
Operationally this vulnerability presents substantial risk to enterprises utilizing Oracle Fusion Middleware as it enables remote attackers to execute attacks from external networks without requiring local system access or authentication credentials. The impact extends beyond simple data compromise as the vulnerability affects critical enterprise data integration processes that underpin business operations across multiple departments and systems. Organizations using this specific version of Oracle Data Integrator may experience unauthorized data access during quality processing operations or potential service disruption through availability attacks. The vulnerability's remote exploitability means that attackers can target systems from anywhere on the internet without requiring physical access to the network infrastructure. This characteristic significantly increases the attack surface and makes the vulnerability particularly dangerous for organizations with exposed internet-facing systems that process sensitive enterprise data through Oracle Data Integrator's Data Quality services.
Organizations should prioritize immediate remediation through Oracle's security patches and updates specifically addressing this vulnerability in Oracle Fusion Middleware 11.1.1.3.0. The recommended mitigation strategy includes applying the appropriate Oracle Critical Patch Update or equivalent security fixes as published by Oracle Corporation. Network segmentation should be implemented to limit access to Oracle Data Integrator components and restrict remote access to only authorized administrative users. Additionally, organizations should implement monitoring and logging mechanisms to detect potential exploitation attempts targeting this vulnerability. Security teams should conduct thorough vulnerability assessments to identify all instances of the affected Oracle Data Integrator version within their environment and prioritize patching based on risk assessment and business impact analysis. The vulnerability's classification as a remote attack vector without authentication requirements necessitates immediate action to prevent potential exploitation that could result in data breaches or service disruptions affecting critical business operations.
This vulnerability aligns with CWE-1004 which addresses weaknesses in which the software does not properly handle or validate data during processing operations. The attack patterns associated with this vulnerability correspond to techniques described in the ATT&CK framework under the Data Manipulation and Credential Access domains. Specifically the vulnerability could enable adversaries to perform data integrity attacks through manipulation of data quality processes and potentially achieve privilege escalation through manipulation of system data flows. Organizations should also consider implementing additional controls such as network access controls, intrusion detection systems, and regular security assessments to provide defense in depth against potential exploitation of this vulnerability. The vulnerability's impact on enterprise data integration processes makes it particularly concerning for compliance and regulatory environments where data integrity and availability are critical requirements.