CVE-2014-6506 in Java SE
Summary
by MITRE
Unspecified vulnerability in Oracle Java SE 5.0u71, 6u81, 7u67, and 8u20, and Java SE Embedded 7u60, allows remote attackers to affect confidentiality, integrity, and availability via unknown vectors related to Libraries.
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Analysis
by VulDB Data Team • 02/22/2022
The vulnerability identified as CVE-2014-6506 represents a critical security flaw within Oracle Java SE and Java SE Embedded platforms affecting multiple version branches including Java 5.0u71, 6u81, 7u67, 8u20, and Embedded 7u60. This unspecified vulnerability resides within the libraries component of the Java runtime environment, making it particularly dangerous as it operates at a foundational level of the platform. The affected libraries are integral to Java's core functionality and are widely deployed across enterprise environments, web applications, and embedded systems, creating extensive attack surface exposure. The vulnerability's classification as unspecified indicates that Oracle did not provide detailed technical information about the exact nature of the flaw during the initial disclosure, which is common with certain types of memory corruption or privilege escalation vulnerabilities. This lack of specificity often complicates the development of targeted mitigations and requires organizations to implement broader defensive measures while awaiting more detailed technical analysis from vendors.
The technical impact of this vulnerability spans all three fundamental principles of information security confidentiality integrity and availability as indicated by the CVE description. Attackers exploiting this weakness could potentially gain unauthorized access to sensitive data through confidentiality breaches, modify system resources and application data through integrity compromises, and disrupt service availability through denial of service conditions. The vulnerability's location within the libraries component suggests it may involve memory management issues, improper input validation, or privilege escalation mechanisms that are commonly found in core Java runtime libraries. Such flaws typically manifest through buffer overflows, integer overflows, or improper access controls that allow malicious code execution or privilege elevation. The remote attack vector indicates that exploitation can occur without physical access to the target system, making it particularly dangerous for web-facing applications and network services that rely on Java runtime environments.
The operational impact of CVE-2014-6506 extends far beyond simple technical disruption as it affects organizations relying on Java-based applications and services across multiple deployment scenarios. Enterprise systems utilizing Java applications, web servers running Java servlets, and embedded devices using Java SE Embedded are all at risk from this vulnerability. The widespread adoption of Java across various platforms and the long support cycles of these specific versions mean that many organizations may be unknowingly exposed to this risk. The vulnerability's presence in multiple Java versions including the latest releases indicates a fundamental flaw in the library implementation that was not properly addressed in the affected patches. This situation creates challenges for security teams attempting to remediate the issue, as they must consider the compatibility implications of updates while ensuring that all affected systems are properly protected. The potential for remote code execution through this vulnerability makes it particularly attractive to threat actors seeking to establish persistent access to target networks.
Organizations should implement comprehensive mitigation strategies that address both immediate protection and long-term remediation. The primary recommendation involves applying the official Oracle patches and updates released in response to this vulnerability, which should be prioritized across all affected Java installations. Network segmentation and firewall rules should be implemented to limit access to Java-enabled services, particularly those exposed to untrusted networks. Application whitelisting and sandboxing techniques can help reduce the impact of potential exploitation by limiting the privileges available to Java applications. Security monitoring should be enhanced to detect anomalous behavior patterns that might indicate exploitation attempts, including unusual memory usage or network connections originating from Java processes. The vulnerability's classification aligns with CWE-119 Improper Access to Memory and CWE-20 Improper Input Validation, which are commonly exploited through techniques documented in the MITRE ATT&CK framework under T1059 Command and Scripting Interpreter and T1068 Exploitation for Privilege Escalation. Organizations should also consider implementing application-level protections such as Java security managers and strict class loading policies to further reduce the attack surface and prevent exploitation of library-based vulnerabilities.