CVE-2015-4731 in Java SE
Summary
by MITRE
Unspecified vulnerability in Oracle Java SE 6u95, 7u80, and 8u45; Java SE Embedded 7u75; and Java SE Embedded 8u33 allows remote attackers to affect confidentiality, integrity, and availability via vectors related to JMX.
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Analysis
by VulDB Data Team • 06/03/2022
The vulnerability identified as CVE-2015-4731 represents a significant security flaw within Oracle Java SE and Java SE Embedded platforms affecting multiple versions including Java SE 6u95, 7u80, 8u45, Java SE Embedded 7u75, and 8u33. This weakness resides within the Java Management Extensions (JMX) component, which serves as a critical management framework for monitoring and managing Java applications. The unspecified nature of the vulnerability indicates that the exact technical mechanism remains undisclosed, though it is classified as affecting core security properties including confidentiality, integrity, and availability. This classification aligns with CWE-119 which addresses memory safety issues, and the broader category of CWE-284 which deals with improper access control mechanisms. The vulnerability's presence in JMX components is particularly concerning as JMX provides extensive management capabilities that can be exploited to gain unauthorized access to system resources.
The technical exploitation of this vulnerability occurs through remote attack vectors that leverage the JMX functionality within the Java runtime environment. JMX serves as a management interface that enables monitoring and management of Java applications, making it a prime target for attackers seeking to compromise system integrity. The vulnerability's impact extends across multiple Java versions and embedded platforms, indicating a widespread issue that affects both desktop and embedded systems. Attackers can potentially manipulate JMX operations to execute arbitrary code, modify system configurations, or disrupt service availability. The remote nature of the attack vector means that adversaries need not have physical access to the target system, significantly expanding the potential attack surface and making the vulnerability particularly dangerous in networked environments.
The operational impact of CVE-2015-4731 is severe and multifaceted, affecting the fundamental security triad of information security. Confidentiality breaches could allow attackers to access sensitive management data and system information that should remain protected. Integrity compromise enables unauthorized modification of system configurations and application behavior, potentially leading to persistent backdoors or service disruption. Availability attacks can result in denial of service conditions that prevent legitimate users from accessing management interfaces or utilizing the Java applications. This vulnerability particularly affects enterprise environments where Java applications are extensively deployed for business-critical operations, potentially leading to significant financial and operational losses. The impact is amplified in cloud and containerized environments where JMX endpoints might be exposed to external networks without proper security controls.
Mitigation strategies for CVE-2015-4731 should focus on immediate patching of affected Java versions with the latest security updates from Oracle. Organizations must implement network segmentation to restrict access to JMX endpoints, particularly in environments where these interfaces are not strictly required for operations. The principle of least privilege should be applied to JMX configurations, limiting access to only authorized administrators and systems. Network firewalls should be configured to block external access to JMX ports, and internal access should be protected through strong authentication mechanisms. Security monitoring should include detection of unusual JMX activity patterns that might indicate exploitation attempts. Additionally, organizations should consider disabling JMX if it is not required for their specific use cases, as this provides the most effective defense against attacks targeting this vulnerability. The ATT&CK framework categorizes such vulnerabilities under T1059 (Command and Scripting Interpreter) and T1068 (Exploitation for Privilege Escalation) techniques, making proper network controls and patch management essential defensive measures. Regular vulnerability assessments should be conducted to ensure that JMX configurations remain secure and that no unauthorized access paths exist within the Java application management infrastructure.