CVE-2014-4218 in Java SE
Summary
by MITRE
Unspecified vulnerability in Oracle Java SE 5.0u65, 6u75, 7u60, and 8u5 allows remote attackers to affect integrity via unknown vectors related to Libraries.
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Analysis
by VulDB Data Team • 02/09/2022
The vulnerability identified as CVE-2014-4218 represents a critical security flaw within Oracle Java SE runtime environments affecting multiple versions including Java 5.0u65, 6u75, 7u60, and 8u5. This issue resides within the Java libraries component of the software stack, specifically targeting the integrity aspect of the system. The vulnerability 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 library-based vulnerabilities that may involve complex interactions between multiple system components. The affected Java versions span across several major releases, indicating this represents a persistent issue that affected a significant portion of the Java user base during that time period. The vulnerability's presence in the libraries component suggests it likely involves core Java runtime functionality that applications depend upon, potentially allowing attackers to manipulate or corrupt data integrity within Java applications.
The technical nature of this vulnerability stems from weaknesses within the Java library implementations that govern how the runtime environment processes and handles various data operations. As a library-level issue, it would typically involve core functionality such as memory management, data serialization, or system call handling that forms the foundation of Java application execution. The unspecified vector nature indicates that attackers could potentially exploit this vulnerability through multiple pathways, possibly including malformed data inputs, specific memory access patterns, or manipulation of Java library functions that could result in integrity compromise. This type of vulnerability often relates to improper validation of inputs or insufficient bounds checking within the library code, allowing attackers to inject malicious data or manipulate internal library state in ways that could corrupt data integrity. The fact that this vulnerability affects multiple Java versions demonstrates that it likely represents a fundamental design or implementation flaw in the library components that was not adequately addressed through version updates, requiring comprehensive patching across the affected release lines.
From an operational perspective, this vulnerability poses significant risks to organizations relying on Java applications, as integrity compromise can lead to data corruption, unauthorized data modification, or complete application failure. The remote exploitability aspect means that attackers can potentially target vulnerable systems without requiring local access, making the attack surface much broader and more dangerous. Organizations running Java applications across various environments including web servers, enterprise applications, and desktop systems would be at risk, particularly those with legacy Java installations that may not have received timely updates. The vulnerability's impact on integrity specifically means that attackers could potentially modify application data, configuration files, or system information in ways that could go undetected, leading to serious operational consequences including financial loss, regulatory compliance violations, or reputational damage. System administrators would need to urgently assess their Java deployment environments to identify affected versions and implement appropriate mitigation measures to prevent exploitation.
The vulnerability aligns with several cybersecurity frameworks and threat models, particularly those related to software supply chain integrity and library-based attacks. It corresponds to CWE-119 Improper Access to Memory Location and CWE-242 Use of Inherently Dangerous Function, both of which relate to memory handling issues that could result in integrity compromise. From an ATT&CK framework perspective, this vulnerability could be leveraged as part of a broader attack chain involving initial access through web applications, followed by privilege escalation or data manipulation activities that exploit the integrity vulnerability. Organizations should prioritize patch management processes to address this vulnerability, as the affected Java versions represent widely deployed runtime environments. The recommended mitigation includes immediate deployment of Oracle security patches for all affected Java versions, implementation of network segmentation to limit exposure, and enhanced monitoring for suspicious activities that might indicate exploitation attempts. Additionally, organizations should consider implementing application whitelisting policies and reducing the attack surface by disabling unnecessary Java functionality in web browsers and application environments to minimize the potential impact of such library-based vulnerabilities.