CVE-2018-10219 in baijiacms
Summary
by MITRE
baijiacms V3 has physical path leakage via an index.php?mod=mobile&name=member&do=index request.
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Analysis
by VulDB Data Team • 01/30/2020
The vulnerability identified as CVE-2018-10219 affects baijiacms V3, a content management system widely used for e-commerce and business solutions. This particular flaw manifests as a physical path leakage issue that occurs when processing specific request parameters through the mobile module. The vulnerability is triggered when a user makes a request to index.php?mod=mobile&name=member&do=index, which exposes sensitive server path information that should remain hidden from end users. This type of information disclosure represents a significant security risk as it provides attackers with detailed insights into the underlying server architecture and file system structure.
The technical implementation of this vulnerability stems from inadequate input validation and error handling within the baijiacms framework. When the system processes the mobile module request with the specified parameters, it fails to properly sanitize or restrict the output of internal system paths. This occurs due to improper access controls and insufficient security measures in the module loading mechanism. The vulnerability is classified as a path traversal or information disclosure issue that allows unauthorized access to server path information that would normally be protected within the application's internal architecture. According to CWE standards, this maps to CWE-200 Information Exposure, which encompasses any situation where sensitive information is exposed to unauthorized users through improper error handling or information leakage.
The operational impact of this vulnerability extends beyond simple information disclosure, as it creates a foundation for more sophisticated attacks. An attacker who discovers the physical paths can use this information to plan targeted exploitation strategies, including directory traversal attacks, file inclusion vulnerabilities, or further reconnaissance activities. The exposed paths may reveal directory structures, file names, and potentially even database connection details or configuration files that contain sensitive credentials. This vulnerability directly aligns with ATT&CK technique T1083 - File and Directory Discovery, as it provides adversaries with critical information about the target system's file structure. The leak could enable attackers to identify specific application components, understand the system's architecture, and potentially locate other vulnerabilities through path-based reconnaissance.
Mitigation strategies for this vulnerability require immediate attention from system administrators and security teams. The primary solution involves implementing proper input validation and output filtering mechanisms within the baijiacms framework to prevent the exposure of physical paths in error messages or response data. Organizations should ensure that all module loading processes properly sanitize request parameters and do not expose internal system paths to end users. Regular security patches and updates should be applied to the baijiacms system to address known vulnerabilities, and comprehensive security testing should be conducted to identify similar issues within the application's codebase. Additionally, implementing proper logging and monitoring mechanisms can help detect attempts to exploit such information disclosure vulnerabilities, while network segmentation and access controls can limit the potential impact of path leakage. The vulnerability also underscores the importance of following secure coding practices and conducting regular security assessments to prevent similar issues from occurring in other applications.