CVE-2011-2319 in Fusion Middleware
Summary
by MITRE
Unspecified vulnerability in the Oracle WebLogic Server component in Oracle Fusion Middleware 9.2.4.0, 10.0.2.0, 10.3.3.0, 10.3.4.0, and 10.3.5.0 allows remote attackers to affect confidentiality, related to JMS.
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Analysis
by VulDB Data Team • 11/24/2021
The vulnerability identified as CVE-2011-2319 resides within Oracle WebLogic Server component of the Oracle Fusion Middleware suite, specifically affecting versions 9.2.4.0, 10.0.2.0, 10.3.3.0, 10.3.4.0, and 10.3.5.0. This issue represents a significant security weakness that enables remote attackers to compromise the confidentiality of data within the affected systems. The vulnerability is categorized under the broader context of Java Message Service (JMS) related flaws, which are particularly concerning given the distributed nature of enterprise messaging systems and their critical role in business operations.
The technical flaw manifests within the JMS implementation of Oracle WebLogic Server, where inadequate security controls allow unauthorized remote access to message queues and associated data. This vulnerability falls under the CWE-284 access control weakness category, specifically involving improper access control mechanisms within enterprise application servers. The vulnerability's remote exploitability means that attackers can potentially access sensitive information without requiring physical access or local system privileges, making it particularly dangerous in networked environments where WebLogic servers typically operate. The affected JMS functionality likely permits manipulation of message queues, inspection of message contents, or unauthorized access to messaging infrastructure components that handle critical business data.
The operational impact of this vulnerability extends beyond simple data exposure, as it can lead to comprehensive confidentiality breaches within enterprise messaging systems. Organizations relying on WebLogic Server for mission-critical messaging operations face potential exposure of sensitive business information, financial data, personal records, or proprietary communications that traverse these message queues. The vulnerability's presence in multiple versions of the Fusion Middleware platform suggests a widespread impact across enterprise deployments, potentially affecting numerous organizations that have not yet applied the necessary security patches. Attackers exploiting this vulnerability could gain access to transactional data, customer information, or internal communications that flow through the JMS infrastructure, potentially enabling further attacks or data exfiltration.
Mitigation strategies for CVE-2011-2319 should prioritize immediate patch application from Oracle, as the vendor has likely released security updates addressing this specific vulnerability. Organizations should implement network segmentation to limit access to WebLogic Server instances and restrict JMS endpoints to trusted networks only. Additionally, security monitoring should be enhanced to detect unusual access patterns or unauthorized attempts to interact with message queues. The implementation of proper access controls, including role-based access controls and authentication mechanisms, should be reviewed and strengthened to prevent unauthorized access to JMS resources. Organizations should also consider disabling unnecessary JMS features and implementing network-level firewalls to restrict communication to only essential ports and services. This vulnerability aligns with ATT&CK technique T1071.004 for application layer protocol usage, particularly focusing on messaging protocols and demonstrating how enterprise application servers can serve as attack vectors for data confidentiality breaches.