CVE-2010-0837 in JRE
Summary
by MITRE
Unspecified vulnerability in the Pack200 component in Oracle Java SE and Java for Business 6 Update 18, 5.0, Update, and 23 allows remote attackers to affect confidentiality, integrity, and availability via unknown vectors.
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Analysis
by VulDB Data Team • 05/04/2026
The vulnerability identified as CVE-2010-0837 resides within the Pack200 component of Oracle Java SE and Java for Business versions 6 Update 18, 5.0, Update, and 23. This component is responsible for handling compressed jar files using the Pack200 format, which is designed to reduce the size of java archive files through efficient compression algorithms. The unspecified nature of the vulnerability indicates that the exact technical flaw remains undisclosed, though it has been classified as affecting core security properties including confidentiality, integrity, and availability. The Pack200 functionality is particularly concerning because it processes compressed jar files that may be encountered during java application execution or deployment, making it a potential attack vector through maliciously crafted archive files.
The technical flaw within the Pack200 component represents a critical security weakness that could be exploited by remote attackers without requiring local access or authentication. This vulnerability operates at a fundamental level within the java runtime environment where compressed jar files are decompressed and processed. The attack surface extends to any system that utilizes java applications or applets that might process Pack200 compressed files, potentially affecting web applications, desktop applications, and server environments. The unspecified vector means that attackers could exploit various aspects of the compression and decompression logic, including buffer overflows, memory corruption, or improper validation of compressed data structures that could lead to arbitrary code execution or system compromise.
The operational impact of this vulnerability extends beyond simple exploitation to encompass significant risks to enterprise security infrastructure. Organizations running affected java versions face potential data breaches through confidentiality compromises, system integrity violations, and service availability disruptions. The vulnerability affects systems where java applications process external jar files or where users might encounter compressed archives from untrusted sources. This includes web servers hosting java applets, application servers processing java deployments, and desktop environments executing java applications. The remote exploitation capability means that attackers can target systems from outside the network perimeter, making this vulnerability particularly dangerous for organizations with exposed java services or applications accessible over the internet.
Mitigation strategies for CVE-2010-0837 should prioritize immediate patching of affected java installations to the latest available versions that contain fixes for this vulnerability. Organizations must conduct comprehensive inventory assessments to identify all systems running vulnerable java versions and prioritize remediation efforts accordingly. Network segmentation and access controls should be implemented to limit exposure of java applications to untrusted networks, while application whitelisting policies can help prevent execution of potentially malicious jar files. Security monitoring should be enhanced to detect unusual java process behavior or network traffic patterns associated with exploitation attempts. According to CWE classification, this vulnerability would likely fall under categories related to improper input validation or memory safety issues, while ATT&CK framework would categorize this under initial access and execution techniques that leverage software vulnerabilities. Organizations should also consider implementing additional security controls such as java sandboxing, code signing verification, and regular security assessments to prevent exploitation of similar vulnerabilities in the future.