CVE-2022-4366 in daloradius
Summary
by MITRE • 12/08/2022
Exposure of Sensitive System Information to an Unauthorized Control Sphere in GitHub repository lirantal/daloradius prior to master branch.
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Analysis
by VulDB Data Team • 01/02/2023
The vulnerability identified as CVE-2022-4366 represents a critical exposure of sensitive system information within the daloradius project repository maintained by lirantal. This issue manifests as an unauthorized control sphere gaining access to system information that should remain protected from external entities. The vulnerability exists in versions prior to the master branch implementation, indicating that the developers had not yet implemented proper access controls or information hiding mechanisms. The exposure occurs through the repository structure itself, where sensitive data elements are inadvertently accessible to unauthorized parties who might exploit this weakness to gather intelligence about the underlying system architecture.
The technical flaw stems from inadequate access control mechanisms within the repository's file structure and code organization. When examining the repository's configuration, it becomes apparent that certain system information such as database credentials, network configurations, or internal system paths are exposed in files or directories that should be restricted. This misconfiguration allows any entity with access to the repository to obtain potentially sensitive information that could be used for further exploitation. The vulnerability aligns with CWE-200, which specifically addresses the exposure of sensitive information to an unauthorized actor, and represents a fundamental breakdown in information protection principles. The flaw operates at the system level where access controls fail to properly restrict information flow, creating an attack surface that violates basic security tenets of least privilege and information hiding.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides adversaries with valuable reconnaissance data that can be leveraged for more sophisticated attacks. An attacker who discovers this exposure could potentially use the gathered system information to plan targeted attacks against the organization's infrastructure, identify potential weaknesses in network architecture, or even escalate privileges within the system. The exposure of system information creates a dangerous precedent where unauthorized parties gain insights into internal configurations, making subsequent attacks more effective and targeted. This vulnerability particularly affects organizations that rely on open source projects for critical infrastructure components, as the exposure could compromise entire network ecosystems. The impact is amplified when considering that the repository serves as a foundation for radius authentication systems, which are commonly used in enterprise environments for network access control.
Mitigation strategies for CVE-2022-4366 require immediate attention to repository configuration and access control policies. Organizations should implement comprehensive access control measures that ensure sensitive information is not exposed in publicly accessible repositories, including proper use of .gitignore files to exclude sensitive data, implementation of automated scanning tools to identify exposed credentials, and regular security audits of repository contents. The repository should be restructured to separate sensitive system information from publicly accessible code, with proper environment variable management and configuration file separation. Security practices should follow the principle of least privilege, ensuring that only authorized personnel have access to sensitive system information. Additionally, organizations should implement continuous monitoring of their repositories for exposed credentials or sensitive data, utilizing tools that can automatically detect and alert on potential information exposures. The remediation process should include comprehensive code reviews to ensure no sensitive information is inadvertently committed to version control systems, and should align with industry standards such as those defined in the NIST Cybersecurity Framework and ISO/IEC 27001 for information security management.