CVE-2012-5086 in JRE
Summary
by MITRE
Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 Update 7 and earlier, and 6 Update 35 and earlier, allows remote attackers to affect confidentiality, integrity, and availability via unknown vectors related to Beans.
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Analysis
by VulDB Data Team • 12/19/2021
The vulnerability identified as CVE-2012-5086 resides within the Java Runtime Environment component of Oracle Java SE versions 7 Update 7 and earlier, as well as Java SE 6 Update 35 and earlier. This unspecified weakness specifically impacts the Beans functionality within the JRE, representing a critical security gap that could be exploited by remote attackers to compromise system integrity and availability. The vulnerability affects the core Java runtime environment that powers countless applications and systems worldwide, making it a significant concern for enterprise security. The Beans component in Java serves as a framework for creating reusable software components and is fundamental to many Java-based applications. When compromised, this vulnerability could enable attackers to manipulate the underlying Java execution environment and potentially gain unauthorized access to system resources.
The technical nature of this vulnerability involves an unspecified weakness within the Beans implementation that allows attackers to exploit unknown vectors related to the Java Beans specification. According to CWE classification, this vulnerability likely falls under CWE-119 or related memory corruption categories, though the exact technical flaw remains unspecified in the public description. The Beans framework in Java provides a standardized way for components to communicate and interact, and when this communication mechanism becomes compromised, it can lead to various security consequences including privilege escalation, data manipulation, and system instability. The attack surface is particularly concerning because Java Beans are extensively used in enterprise applications, web applications, and desktop software, meaning a successful exploitation could impact a wide range of systems and applications.
The operational impact of CVE-2012-5086 extends beyond simple confidentiality breaches to encompass all three pillars of the CIA triad. Attackers could potentially exploit this vulnerability to compromise the confidentiality of sensitive data processed by Java applications, manipulate the integrity of system operations through unauthorized modification of Java components, and disrupt availability by causing system crashes or denial of service conditions. This vulnerability particularly affects environments where Java applets or web-based Java applications are executed, as these attack vectors are commonly used in phishing campaigns and targeted attacks against enterprise networks. The widespread deployment of Java across multiple platforms and applications means that organizations could face cascading security impacts, where a single compromised Java component could affect multiple systems or applications within the enterprise infrastructure.
Mitigation strategies for CVE-2012-5086 should prioritize immediate patching of affected Java installations to the latest available versions that contain fixes for this vulnerability. Organizations should implement network segmentation to limit exposure of Java applications and consider disabling Java plugin execution in web browsers where possible. Security monitoring should be enhanced to detect unusual Java process behaviors or unauthorized access attempts that could indicate exploitation attempts. According to ATT&CK framework, this vulnerability could be leveraged for initial access and privilege escalation through techniques such as web-based exploitation and application sandbox bypass. System administrators should also consider implementing application whitelisting policies that restrict execution of unsigned or untrusted Java applications. Regular vulnerability assessments and penetration testing should be conducted to identify additional exposure points that could be exploited in conjunction with this vulnerability, ensuring comprehensive protection against both current and emerging threats targeting Java runtime environments.