CVE-2010-0872 in Fusion Middleware
Summary
by MITRE
Unspecified vulnerability in the Oracle Internet Directory component in Oracle Fusion Middleware 10.1.2.3 and 10.1.4.3 allows remote attackers to affect availability via unknown vectors.
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Analysis
by VulDB Data Team • 09/07/2021
The vulnerability identified as CVE-2010-0872 resides within Oracle Internet Directory component of Oracle Fusion Middleware versions 10.1.2.3 and 10.1.4.3, representing a critical weakness that exposes systems to potential availability disruptions. This unspecified flaw falls under the broader category of denial of service vulnerabilities, where attackers can exploit the vulnerability to compromise system availability without necessarily gaining unauthorized access to data or system functionality. The Oracle Internet Directory serves as a crucial directory service within the Fusion Middleware ecosystem, providing authentication and authorization services for enterprise applications. The vulnerability's impact on availability can severely disrupt business operations, particularly in environments where directory services are fundamental to application access and user authentication processes.
The technical nature of this vulnerability stems from the Oracle Internet Directory component's handling of certain input or processing operations that can be manipulated by remote attackers. While the exact vector remains unspecified in the public description, such vulnerabilities typically arise from improper input validation, memory management issues, or flawed state handling within directory service implementations. The unspecified nature of the attack vector suggests that the vulnerability may manifest through multiple pathways including malformed LDAP requests, unexpected data processing scenarios, or specific protocol interactions that cause the directory service to crash or become unresponsive. This characteristic makes the vulnerability particularly dangerous as defenders cannot easily predict or prepare for all potential exploitation methods.
From an operational perspective, the impact of CVE-2010-0872 extends beyond simple service disruption to potentially compromise entire enterprise authentication infrastructures. Organizations relying on Oracle Internet Directory for user management, application access control, and single sign-on functionality face significant business continuity risks when this vulnerability is exploited. The remote nature of the attack means that adversaries can target systems from external networks without requiring physical access or local privileges, making the vulnerability particularly attractive for attackers seeking to disrupt operations. The availability impact could result in cascading failures across interconnected systems that depend on successful directory service responses, affecting multiple applications and services within the enterprise environment. This vulnerability aligns with ATT&CK technique T1499 which focuses on network denial of service attacks targeting availability.
Organizations should implement comprehensive mitigation strategies including immediate patching of affected Oracle Fusion Middleware installations to address the vulnerability. The remediation process requires careful planning and testing to ensure that directory service functionality remains intact while eliminating the security weakness. Network segmentation and access controls should be implemented to limit exposure of the vulnerable directory service to untrusted networks. Monitoring systems should be enhanced to detect unusual patterns in directory service requests that might indicate exploitation attempts. Additionally, organizations should maintain detailed inventory records of all Oracle Fusion Middleware installations to ensure complete coverage of the vulnerability remediation efforts. The vulnerability's classification aligns with CWE-119 which addresses weaknesses in memory management and data handling that can lead to availability compromises. Regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in related systems and prevent similar incidents from occurring in the future.