CVE-2024-31850 in Arc
Summary
by MITRE • 04/05/2024
A path traversal vulnerability exists in the Java version of CData Arc < 23.4.8839 when running using the embedded Jetty server, which could allow an unauthenticated remote attacker to gain access to sensitive information and perform limited actions.
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Analysis
by VulDB Data Team • 04/05/2024
The vulnerability identified as CVE-2024-31850 represents a critical path traversal flaw within the Java implementation of CData Arc software version 23.4.8839 and earlier. This issue specifically affects deployments utilizing the embedded Jetty web server component, creating a significant security risk for organizations that rely on this software for data integration and connectivity solutions. The vulnerability stems from insufficient input validation and improper handling of file paths within the application's web interface, allowing malicious actors to manipulate file access requests through crafted URLs.
The technical exploitation of this vulnerability occurs through directory traversal techniques that enable attackers to navigate beyond the intended application directories and access restricted files on the underlying filesystem. When CData Arc operates with the embedded Jetty server, the application fails to properly sanitize user-supplied input that is used to construct file paths, creating opportunities for attackers to traverse the file system hierarchy using sequences such as "../" or similar path manipulation techniques. This flaw allows unauthorized access to sensitive configuration files, database credentials, application logs, and potentially system-level information that should remain protected within the application's designated boundaries.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides attackers with the capability to perform limited actions on the affected system. While the vulnerability does not appear to grant full system compromise capabilities, it does enable attackers to access sensitive data that could be leveraged for further exploitation or to gain insights into the internal structure and configuration of the application. Organizations using CData Arc in production environments face potential risks including data breaches, unauthorized access to business-critical information, and potential escalation of attacks through the acquisition of system reconnaissance data. The unauthenticated nature of the attack means that no prior credentials are required to exploit this vulnerability, making it particularly dangerous for publicly accessible installations.
Security professionals should consider this vulnerability in the context of the CWE-22 weakness category, which specifically addresses path traversal vulnerabilities in software applications. The ATT&CK framework categorizes this issue under the technique of "Path Traversal" within the reconnaissance and privilege escalation phases, highlighting its potential for information gathering and system compromise. Organizations should prioritize immediate remediation by upgrading to CData Arc version 23.4.8839 or later, which contains the necessary patches to address the path traversal flaw. Additional mitigations include implementing proper input validation at the application level, restricting file system access for the application processes, and monitoring for suspicious file access patterns that may indicate exploitation attempts. Network-level protections such as web application firewalls and intrusion detection systems can also help detect and prevent exploitation attempts targeting this specific vulnerability.