CVE-2011-2318 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 local users to affect confidentiality, related to WLS Security.
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Analysis
by VulDB Data Team • 11/24/2021
The vulnerability identified as CVE-2011-2318 resides within Oracle WebLogic Server component of Oracle Fusion Middleware, 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 unspecified weakness falls under the broader category of security flaws within the WebLogic Server's security infrastructure, making it particularly concerning for organizations relying on this middleware platform for enterprise applications. The vulnerability's classification as local user affecting confidentiality indicates that an attacker with local system access could potentially compromise sensitive data within the WebLogic environment, representing a significant risk to information security.
The technical nature of this vulnerability stems from weaknesses within the WLS Security module of Oracle WebLogic Server, which governs the authentication, authorization, and encryption mechanisms that protect enterprise applications. As a local privilege escalation vulnerability, it likely involves flaws in how the system handles user credentials, session management, or access controls when processes execute with elevated privileges. This type of vulnerability typically exploits insufficient validation of user permissions or improper handling of security contexts within the application server's runtime environment, potentially allowing unauthorized data access or modification.
Operationally, the impact of this vulnerability extends beyond simple data exposure, as it represents a fundamental weakness in the security architecture of Oracle Fusion Middleware installations. Organizations running affected versions of WebLogic Server face potential risks including unauthorized access to sensitive enterprise data, compromise of application integrity, and possible lateral movement within network environments where WebLogic servers are deployed. The local user aspect means that attackers who have already gained system-level access through other means could leverage this vulnerability to escalate privileges further, potentially accessing critical system resources or confidential application data that should be protected by the server's security mechanisms.
Mitigation strategies for CVE-2011-2318 should prioritize immediate patching of affected Oracle WebLogic Server installations to the latest available security releases from Oracle. Organizations should also implement network segmentation to limit access to WebLogic Server instances, enforce strict access controls and monitoring of local user accounts, and conduct thorough security audits of their middleware environments. The vulnerability aligns with CWE-284 (Improper Access Control) and may relate to ATT&CK techniques involving privilege escalation and credential access. Additionally, implementing robust logging and monitoring solutions specifically designed for WebLogic Server environments can help detect potential exploitation attempts and provide early warning of security incidents. Organizations should also consider conducting regular vulnerability assessments and penetration testing to identify similar weaknesses in their middleware infrastructure and ensure comprehensive protection against both known and emerging threats.