CVE-2024-37825 in Computer Access & Reservation Control SelfCheck
Summary
by MITRE • 06/24/2024
An issue in EnvisionWare Computer Access & Reservation Control SelfCheck v1.0 (fixed in OneStop 3.2.0.27184 Hotfix May 2024) allows unauthenticated attackers on the same network to perform a directory traversal.
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Analysis
by VulDB Data Team • 11/08/2024
The vulnerability identified as CVE-2024-37825 affects EnvisionWare Computer Access & Reservation Control SelfCheck version 1.0, which is part of the broader EnvisionWare suite designed for computer lab management and access control. This specific implementation resides within the SelfCheck module that manages user authentication and resource reservation systems for computer facilities. The affected system operates within networked environments where multiple users access shared computing resources through centralized control mechanisms. The vulnerability exists in the web interface component that handles file system operations and path resolution, creating an exploitable condition that can be leveraged by attackers within the same network segment. The issue manifests as a directory traversal flaw that allows malicious actors to bypass normal access controls and potentially gain unauthorized access to sensitive system files or directories.
The technical flaw stems from inadequate input validation within the file path handling routines of the SelfCheck application. When processing user requests for file operations or resource access, the application fails to properly sanitize or validate the input parameters that specify file paths or directory locations. This weakness enables attackers to manipulate the path resolution logic by injecting specially crafted directory traversal sequences such as ../ or ..\ that can navigate beyond the intended directory boundaries. The vulnerability is classified as a directory traversal attack pattern that directly maps to CWE-22, which describes improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal. The flaw allows attackers to access files outside the web root directory, potentially exposing configuration files, user credentials, system logs, or other sensitive data that should remain protected within the application's designated access boundaries.
The operational impact of this vulnerability extends beyond simple information disclosure, as it creates a potential pathway for more severe attacks within the networked environment. An unauthenticated attacker who can access the same network segment as the affected system can exploit this vulnerability to gain unauthorized access to system files, potentially leading to privilege escalation or further network reconnaissance. The attack surface is particularly concerning in educational or institutional environments where computer labs are often connected to internal networks and may contain sensitive user data or system configurations. The vulnerability can be exploited without requiring any prior authentication credentials, making it especially dangerous as it requires minimal prerequisites for exploitation. Network-based attacks can be executed through simple web requests that manipulate the path traversal parameters, potentially allowing attackers to read arbitrary files, execute malicious code, or even modify system configurations that control access to computing resources.
Mitigation strategies for CVE-2024-37825 should prioritize immediate implementation of the vendor-provided hotfix version 3.2.0.27184 released in May 2024, which specifically addresses the directory traversal vulnerability within the SelfCheck module. Organizations should implement network segmentation to limit access to affected systems to authorized users only, reducing the attack surface available to potential attackers. The principle of least privilege should be enforced by restricting file system access permissions for the SelfCheck application and ensuring that the application runs with minimal required privileges. Network monitoring and intrusion detection systems should be configured to detect suspicious directory traversal patterns in web requests, which can serve as indicators of exploitation attempts. Additionally, regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in other networked applications, as this vulnerability type commonly appears in web applications that handle file system operations. The remediation process should also include reviewing and updating the application's input validation mechanisms to ensure all path resolution operations properly sanitize user inputs and implement proper boundary checks before accessing file system resources. This vulnerability demonstrates the importance of implementing robust input validation and access control mechanisms in networked applications, aligning with security best practices outlined in the MITRE ATT&CK framework under the T1059 and T1068 techniques that involve command execution and privilege escalation through path traversal attacks.