CVE-2022-47762 in Gin-Vue-Admin
Summary
by MITRE • 02/03/2023
In gin-vue-admin < 2.5.5, the download module has a Path Traversal vulnerability.
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Analysis
by VulDB Data Team • 07/05/2025
The CVE-2022-47762 vulnerability affects gin-vue-admin versions prior to 2.5.5 and represents a critical path traversal flaw within the download module. This vulnerability allows attackers to access arbitrary files on the server by manipulating file paths through the download functionality. The issue stems from insufficient input validation and sanitization in the file handling mechanisms, enabling malicious users to navigate beyond the intended directory boundaries. The vulnerability specifically impacts the application's ability to properly validate user-supplied file paths, creating a window for unauthorized access to sensitive system files, configuration data, and potentially confidential user information stored on the server.
The technical implementation of this vulnerability leverages the inherent trust placed in user inputs within the download module's path resolution logic. When users attempt to download files through the application interface, the system processes the requested file paths without adequate sanitization or validation checks. This flaw enables attackers to craft malicious requests containing directory traversal sequences such as ../ or ..\ that bypass normal file access controls. The vulnerability is classified under CWE-22 as a Path Traversal attack, which occurs when an application allows access to files and directories that are stored outside the intended directory structure. The specific implementation weakness lies in the application's failure to properly canonicalize or validate file paths before processing download requests, allowing attackers to manipulate the file system access through crafted input parameters.
The operational impact of this vulnerability extends beyond simple unauthorized file access, as it can potentially lead to complete system compromise and data exfiltration. Attackers can leverage this vulnerability to access sensitive configuration files, database credentials, application source code, and other critical system resources that may contain authentication tokens, encryption keys, or other valuable information. The vulnerability also enables potential escalation to privilege escalation attacks if the application runs with elevated permissions or if sensitive files contain system-level credentials. In a production environment, this vulnerability could result in significant data breaches, regulatory compliance violations, and operational disruption. The impact is particularly severe for applications handling sensitive data or serving as backend systems for enterprise environments where unauthorized access to system resources could lead to cascading security failures.
Mitigation strategies for CVE-2022-47762 should focus on immediate patching of the affected gin-vue-admin versions to 2.5.5 or later, which contains the necessary fixes for the path traversal vulnerability. Organizations should implement comprehensive input validation and sanitization measures for all file path handling operations, ensuring that user inputs are properly canonicalized and validated against allowed directories. The implementation of proper access controls and least privilege principles should be enforced, limiting the application's ability to access sensitive system resources. Additionally, organizations should conduct thorough security reviews of all file handling operations within their applications, implementing security controls such as directory traversal prevention mechanisms, input validation libraries, and regular security testing. Network-level protections including web application firewalls and intrusion detection systems can provide additional layers of defense against exploitation attempts. The remediation process should also include monitoring for potential exploitation attempts and implementing proper logging and alerting mechanisms to detect unauthorized access patterns. Organizations should also consider implementing automated vulnerability scanning tools to identify similar path traversal vulnerabilities in other applications and dependencies within their infrastructure.