CVE-2012-5069 in JRE
Summary
by MITRE
Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 Update 7 and earlier, 6 Update 35 and earlier, and 5.0 Update 36 and earlier allows remote attackers to affect confidentiality and integrity via unknown vectors related to Concurrency.
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Analysis
by VulDB Data Team • 12/19/2021
The vulnerability identified as CVE-2012-5069 represents a significant security flaw within the Java Runtime Environment component of Oracle Java SE versions prior to specific updates. This issue affects multiple Java versions including Java 7 Update 7 and earlier, Java 6 Update 35 and earlier, and Java 5.0 Update 36 and earlier, indicating a widespread impact across the Java ecosystem. The vulnerability is categorized as unspecified, meaning the exact technical details were not fully disclosed in the initial reporting, but it is specifically linked to concurrency-related operations within the JRE. This classification suggests the flaw manifests during concurrent execution scenarios where multiple threads or processes interact with shared resources, creating potential attack vectors that could compromise system integrity and confidentiality.
The technical nature of this vulnerability stems from concurrency issues within the Java Runtime Environment, which typically involves race conditions, memory management problems, or improper synchronization mechanisms. According to CWE (Common Weakness Enumeration) standards, such concurrency-related vulnerabilities often map to weaknesses like CWE-362 (Concurrent Execution using Shared Resource with Unprotected Shared Data) or CWE-367 (Time-of-Check to Time-of-Use) where the timing of operations creates exploitable conditions. The JRE's handling of concurrent operations during memory allocation, object instantiation, or thread management could provide attackers with opportunities to manipulate shared resources or execute malicious code through carefully crafted concurrent access patterns. These issues are particularly dangerous because they can be exploited remotely, meaning attackers do not need physical access to the target system to exploit the vulnerability.
The operational impact of CVE-2012-5069 extends beyond simple data integrity concerns, as it affects both confidentiality and integrity aspects of affected systems. When attackers successfully exploit this vulnerability, they could potentially read sensitive data through information disclosure mechanisms that arise from improper concurrency handling, while also being able to modify system state or data through integrity violations. The remote exploitation capability means that organizations with Java applications running on exposed servers face significant risk, as attackers could leverage this vulnerability to gain unauthorized access to systems, manipulate data, or potentially escalate privileges. This vulnerability particularly impacts web applications and services that rely on Java for backend processing, making it a critical concern for enterprises maintaining Java-based infrastructure. The vulnerability's presence in multiple Java versions indicates that organizations using any of these affected releases require immediate remediation to protect against potential exploitation attempts.
Mitigation strategies for CVE-2012-5069 primarily focus on immediate patching and updating of affected Java installations to versions that contain the necessary security fixes. Organizations should prioritize updating to the latest available Java SE versions, specifically ensuring that Java 7 Update 8 or later, Java 6 Update 36 or later, and Java 5.0 Update 37 or later are deployed across all systems. Additionally, implementing network segmentation and access controls to limit exposure of Java applications to untrusted networks can help reduce attack surface. Security monitoring should be enhanced to detect anomalous concurrent access patterns that might indicate exploitation attempts. From an ATT&CK framework perspective, this vulnerability aligns with techniques involving privilege escalation and defense evasion, as attackers may attempt to leverage concurrency flaws to gain elevated privileges or hide their activities within the system. Organizations should also consider implementing application whitelisting policies and restricting Java applet execution in browsers to minimize exposure. Regular security assessments and vulnerability scanning should be conducted to identify any remaining instances of affected Java versions within the organization's infrastructure.