CVE-2022-24632 in Device Manager Express
Summary
by MITRE • 05/30/2023
An issue was discovered in AudioCodes Device Manager Express through 7.8.20002.47752. It is directory traversal during file download via the BrowseFiles.php view parameter.
Once again VulDB remains the best source for vulnerability data.
Analysis
by VulDB Data Team • 10/26/2024
The vulnerability identified as CVE-2022-24632 represents a critical directory traversal flaw within the AudioCodes Device Manager Express software version 7.8.20002.47752 and earlier. This issue manifests through the BrowseFiles.php script which fails to properly validate user input parameters, specifically the view parameter that controls file browsing functionality. The weakness allows attackers to manipulate directory paths and access files outside the intended directory structure, potentially exposing sensitive system information, configuration files, and proprietary data.
This vulnerability falls under the CWE-22 category of Directory Traversal attacks, which is classified as a common weakness in software development practices. The flaw demonstrates poor input validation and inadequate access control mechanisms within the web application interface. When an attacker submits malicious input through the view parameter of BrowseFiles.php, the application processes the request without proper sanitization, enabling arbitrary file access. The attack vector is particularly concerning as it operates at the file system level, allowing potential access to system files, logs, and configuration data that should remain protected within the application's intended scope.
The operational impact of this vulnerability extends beyond simple information disclosure, as it can enable more sophisticated attacks within the affected environment. An attacker who successfully exploits this vulnerability could potentially gain access to administrative credentials, system configuration files, or other sensitive data that could be used for further compromise. The vulnerability affects the core functionality of the AudioCodes Device Manager Express, which is designed to manage telecommunications devices and systems, making it particularly attractive to threat actors targeting enterprise communication infrastructure. The exposure of system files could provide attackers with insights into the underlying system architecture, potentially enabling privilege escalation or additional exploitation techniques.
Mitigation strategies for CVE-2022-24632 should focus on implementing proper input validation and access control measures within the application. The most effective immediate solution involves patching the software to version 7.8.20002.47753 or later, which contains the necessary security fixes. Organizations should also implement web application firewalls to monitor and filter suspicious requests targeting the BrowseFiles.php endpoint. Additionally, the principle of least privilege should be enforced by restricting file system access permissions for the web application and implementing proper input sanitization techniques. Security teams should conduct regular vulnerability assessments and penetration testing to identify similar issues within the broader network infrastructure, particularly in industrial control systems and telecommunications management platforms. The vulnerability also highlights the importance of secure coding practices and input validation as outlined in the OWASP Top Ten security risks, emphasizing the need for proper parameter validation in web applications to prevent directory traversal attacks.