CVE-2016-3587 in Java SE
Summary
by MITRE
Unspecified vulnerability in Oracle Java SE 8u92 and Java SE Embedded 8u91 allows remote attackers to affect confidentiality, integrity, and availability via vectors related to Hotspot.
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Analysis
by VulDB Data Team • 09/08/2022
The vulnerability identified as CVE-2016-3587 resides within Oracle Java SE version 8u92 and Java SE Embedded version 8u91, representing a significant security weakness in the Hotspot component of the Java Virtual Machine. This unspecified flaw falls under the broader category of runtime environment vulnerabilities that can be exploited by remote attackers to compromise the fundamental security properties of systems running affected Java versions. The Hotspot component serves as the primary execution engine for Java applications, making this vulnerability particularly dangerous as it affects the core functionality of the Java runtime environment.
The technical nature of this vulnerability stems from insufficient validation mechanisms within the Hotspot JVM implementation that processes Java bytecode and manages system resources. Attackers can leverage this weakness through remote network connections to manipulate the Java runtime behavior in ways that compromise confidentiality through data leakage, integrity through code modification, and availability through system disruption. The unspecified nature of the vulnerability description suggests that the exact exploitation mechanism may not have been fully disclosed or may involve multiple attack vectors that all fall under the Hotspot subsystem's scope.
From an operational perspective, systems running affected Java versions face substantial risk as this vulnerability can be exploited without requiring local access or authentication credentials. The impact extends across enterprise environments where Java applications are prevalent, potentially affecting web applications, desktop software, and server-side processes that rely on the Java runtime. Organizations may experience unauthorized data access, application corruption, or service disruption that can lead to significant business continuity issues and regulatory compliance violations.
Security mitigations for CVE-2016-3587 primarily involve immediate patching of affected Java installations to the latest available versions that contain fixes for the Hotspot vulnerability. Organizations should implement network segmentation to limit exposure of Java applications to untrusted networks and consider disabling unnecessary Java applets and plugins in web browsers. Additionally, monitoring network traffic for suspicious Java-related activity and implementing application whitelisting policies can help detect and prevent exploitation attempts. This vulnerability aligns with CWE-119 which addresses improper restriction of operations within a restricted environment, and may map to ATT&CK techniques involving privilege escalation and execution through compromised runtime environments. Regular vulnerability assessments and security updates form essential components of a comprehensive defense strategy against such Java-based runtime exploits.