CVE-2014-8892 in Java SDK
Summary
by MITRE
Unspecified vulnerability in the Java Virtual Machine (JVM) in IBM SDK, Java Technology Edition 5.0 before SR16-FP9, 6 before SR16-FP3, 6R1 before SR8-FP3, 7 before SR8-FP10, and 7R1 before SR2-FP10 allows remote attackers to bypass intended access permissions and obtain sensitive information via unspecified vectors related to the security manager.
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Analysis
by VulDB Data Team • 05/17/2022
The vulnerability identified as CVE-2014-8892 represents a critical security flaw within the Java Virtual Machine implementation of IBM SDK versions across multiple Java technology editions. This issue affects IBM SDK Java Technology Edition 5.0 before SR16-FP9, 6 before SR16-FP3, 6R1 before SR8-FP3, 7 before SR8-FP10, and 7R1 before SR2-FP10 releases. The vulnerability resides in the security manager component of the JVM, which is responsible for enforcing access controls and maintaining the security boundaries within Java applications. The unspecified nature of the attack vectors suggests that multiple pathways exist for exploitation, making this vulnerability particularly concerning for security professionals who must consider various potential attack surfaces.
This vulnerability specifically enables remote attackers to bypass intended access permissions that are normally enforced by the JVM's security model. The security manager in Java is designed to prevent unauthorized access to system resources, file systems, network connections, and other sensitive operations through a sandboxed execution environment. When this protection mechanism is compromised, attackers can potentially access sensitive information that should otherwise remain protected. The flaw essentially allows malicious actors to circumvent the security policies that Java applications depend upon for safe execution, particularly in environments where applications are executed with restricted permissions.
The operational impact of this vulnerability extends beyond simple information disclosure, as it fundamentally undermines the security architecture that Java applications rely upon for isolation and protection. Attackers exploiting this vulnerability could potentially access system resources, read sensitive files, execute unauthorized code, or perform other malicious activities that would normally be restricted by the security manager. This type of vulnerability is particularly dangerous in enterprise environments where Java applications often handle confidential data, process transactions, or provide services to multiple users. The vulnerability affects both Java 5.0, 6.0, 6.1, 7.0, and 7.1 versions, creating a broad attack surface across multiple generations of the Java platform.
According to CWE classification, this vulnerability maps to CWE-284, which describes improper access control issues within software systems. The weakness represents a failure in the security manager implementation that allows unauthorized access to protected resources. From an ATT&CK framework perspective, this vulnerability corresponds to techniques involving privilege escalation and defense evasion, specifically targeting the execution environment and system integrity. The attack surface for this vulnerability includes remote code execution scenarios where attackers can manipulate the security manager's behavior through carefully crafted inputs or code sequences that exploit the underlying flaw. Organizations running affected IBM SDK versions should prioritize immediate remediation through the application of appropriate security patches.
The technical exploitation of this vulnerability requires attackers to understand the specific implementation details of IBM's security manager and how it interacts with the JVM's access control mechanisms. The unspecified vectors suggest that multiple attack methods may be viable, potentially including manipulation of class loading sequences, exploitation of specific API calls, or injection of malicious code that can bypass security checks. The vulnerability demonstrates the complexity of implementing secure access control systems in complex virtual machine environments, where multiple layers of security must work in concert to prevent unauthorized access. This flaw serves as a reminder of the critical importance of maintaining up-to-date security patches and the potential consequences of running unsupported or outdated versions of security-critical software components.
Mitigation strategies for CVE-2014-8892 primarily focus on immediate patching of affected IBM SDK versions with the appropriate service releases that address the security manager bypass issue. Organizations should conduct comprehensive inventory assessments to identify all systems running affected Java versions and prioritize patch deployment across their infrastructure. Additionally, network segmentation and firewall rules should be implemented to limit access to Java applications where possible, while monitoring systems should be configured to detect unusual access patterns or attempts to exploit the vulnerability. The security community should also consider implementing additional runtime protections such as Java sandboxing, application whitelisting, and regular security assessments to identify potential exploitation attempts. Given the nature of the vulnerability, organizations should also review their existing security policies and procedures to ensure that they account for the potential compromise of Java security mechanisms and maintain appropriate incident response capabilities.