CVE-2008-3114 in Sun
Summary
by MITRE
Unspecified vulnerability in Sun Java Web Start in JDK and JRE 6 before Update 7, JDK and JRE 5.0 before Update 16, and SDK and JRE 1.4.x before 1.4.2_18 allows context-dependent attackers to obtain sensitive information (the cache location) via an untrusted application, aka CR 6704074.
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Analysis
by VulDB Data Team • 08/13/2019
The vulnerability described in CVE-2008-3114 represents a critical information disclosure issue within Sun Java Web Start functionality across multiple Java runtime environments. This flaw affects JDK and JRE versions 6 before Update 7, JDK and JRE 5.0 before Update 16, and SDK and JRE 1.4.x before 1.4.2_18, creating a persistent security risk that could be exploited by context-dependent attackers. The vulnerability specifically relates to the exposure of cache location information through untrusted applications, which violates fundamental security principles of information hiding and access control. The issue stems from insufficient validation of application trust levels during the Java Web Start execution process, allowing malicious or untrusted applications to access sensitive system information that should remain protected.
The technical implementation of this vulnerability occurs within the Java Web Start component's handling of application contexts and cache management systems. When untrusted applications are executed through Java Web Start, the system fails to properly isolate or restrict access to cache location information that is typically stored in protected system directories. This allows attackers to potentially discover the exact location where Java Web Start caches downloaded application resources, which could include sensitive metadata about installed applications, user preferences, or other system-specific information. The flaw operates at the application level rather than at the operating system level, making it particularly insidious as it exploits the trust model within the Java execution environment itself.
From an operational impact perspective, this vulnerability creates significant risks for enterprise environments where Java Web Start is extensively used for application deployment and management. Attackers could leverage this information disclosure to gain insights into the target system's Java installation structure, potentially enabling more sophisticated attacks such as cache poisoning, privilege escalation attempts, or targeted exploitation of other vulnerabilities present in the Java runtime environment. The exposed cache locations could reveal information about application versions, installation paths, and user-specific configurations that could be valuable for crafting more effective attack vectors. This vulnerability directly impacts the principle of least privilege and can be categorized under CWE-200, which addresses "Information Exposure" in software systems. The attack surface expands significantly when considering that Java Web Start is commonly used in enterprise environments for deploying business-critical applications, making this vulnerability particularly dangerous in production settings.
The mitigation strategies for CVE-2008-3114 primarily focus on immediate patch application and system hardening measures. Organizations should prioritize updating all affected Java runtime environments to their latest secure versions, specifically applying the relevant security patches released by Oracle for JDK and JRE versions 6 Update 7, 5.0 Update 16, and 1.4.2_18. Additionally, system administrators should implement strict application whitelisting policies to prevent execution of untrusted applications through Java Web Start, thereby reducing the attack surface. Network segmentation and access controls should be reinforced to limit the potential impact of information disclosure. From an ATT&CK framework perspective, this vulnerability aligns with techniques related to information gathering and reconnaissance activities, where adversaries attempt to collect system information to plan more sophisticated attacks. The vulnerability also demonstrates how seemingly minor flaws in application context handling can create significant security implications, highlighting the importance of proper input validation and security boundary enforcement in software development processes. Organizations should also consider implementing monitoring solutions to detect anomalous access patterns to Java cache directories that could indicate exploitation attempts.