CVE-2017-5533 in Retail Xstore Point of Service
Summary
by MITRE
A vulnerability in the server content cache of TIBCO JasperReports Server, TIBCO JasperReports Server Community Edition, TIBCO JasperReports Server for ActiveMatrix BPM, TIBCO Jaspersoft for AWS with Multi-Tenancy, and TIBCO Jaspersoft Reporting and Analytics for AWS contains a vulnerability which fails to prevent remote access to all the contents of the web application, including key configuration files. Affected releases are TIBCO JasperReports Server 6.4.0, TIBCO JasperReports Server Community Edition 6.4.0, TIBCO JasperReports Server for ActiveMatrix BPM 6.4.0, TIBCO Jaspersoft for AWS with Multi-Tenancy 6.4.0, TIBCO Jaspersoft Reporting and Analytics for AWS 6.4.0.
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Analysis
by VulDB Data Team • 05/26/2024
The vulnerability identified as CVE-2017-5533 represents a critical access control flaw within the server content cache implementation of multiple TIBCO JasperReports Server variants. This weakness stems from inadequate authorization mechanisms that fail to properly restrict remote access to sensitive application resources, creating a pathway for unauthorized users to gain access to the complete web application content. The affected products include various iterations of TIBCO JasperReports Server and related AWS deployments, all sharing the common vulnerability in their content caching architecture. The flaw specifically impacts the server's ability to enforce proper access controls when processing requests for application resources, allowing remote adversaries to bypass intended security boundaries.
The technical nature of this vulnerability manifests as a failure in the application's content delivery system to validate user permissions before serving requested resources. When legitimate requests are processed through the server content cache, the system does not adequately verify whether the requesting entity has proper authorization to access the requested content. This oversight results in the exposure of all web application contents including sensitive configuration files, database connection details, and potentially other critical system information. The vulnerability operates at the application layer and can be exploited through standard network protocols without requiring special privileges or authentication credentials beyond basic network access. The flaw essentially creates a universal access point that allows remote attackers to retrieve any file or resource that the application is configured to serve.
The operational impact of this vulnerability extends far beyond simple information disclosure, as it provides attackers with comprehensive access to the application's internal structure and configuration data. Security implications are severe because configuration files often contain database credentials, encryption keys, and other sensitive information that could be leveraged for further attacks. The exposure of complete application contents enables threat actors to perform reconnaissance activities, identify additional vulnerabilities, and potentially escalate their access to other systems within the network. This vulnerability particularly affects organizations that rely on JasperReports Server for business intelligence and reporting functions, as the exposed configuration data could reveal critical business information and system architecture details. The vulnerability affects all supported versions of the affected products, making it a widespread concern across multiple deployment scenarios.
Organizations should implement immediate mitigations including network-level access controls to restrict access to JasperReports Server endpoints, particularly those related to content delivery and caching functionality. The most effective remediation involves applying the vendor-provided security patches and updates that address the authorization bypass mechanism. Security teams should also implement web application firewall rules to monitor and restrict access patterns that could indicate exploitation attempts. Additional measures include conducting comprehensive security assessments to identify any potential compromise of exposed configuration data, implementing principle of least privilege for application users, and establishing monitoring procedures to detect unauthorized access attempts. The vulnerability aligns with CWE-284, which addresses inadequate access control, and could be categorized under ATT&CK technique T1071.004 for application layer protocol usage. Organizations should also consider implementing proper input validation and access control checks at the application level to prevent similar issues in other components of their infrastructure.