CVE-2019-5889 in Geocall
Summary
by MITRE
An log-management directory traversal issue was discovered in OverIT Geocall 6.3 before build 2:346977.
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Analysis
by VulDB Data Team • 08/21/2023
The CVE-2019-5889 vulnerability represents a critical directory traversal flaw in OverIT Geocall 6.3 software, specifically affecting versions prior to build 2:346977. This log-management directory traversal issue demonstrates a fundamental security weakness in how the system handles file path operations within its logging infrastructure. The vulnerability arises from inadequate input validation and sanitization mechanisms that fail to properly restrict user-supplied data from influencing file system operations. Attackers can exploit this weakness to manipulate the directory traversal behavior and potentially access unauthorized files or directories on the system.
The technical implementation of this vulnerability stems from improper handling of file path resolution within the logging subsystem. When the application processes log management operations, it fails to adequately validate or sanitize user-controllable input parameters that are subsequently used in file system calls. This creates an opportunity for malicious actors to craft specially formatted input that can traverse directory structures beyond the intended logging directories. The flaw operates at the application layer and can be exploited through various attack vectors including web interfaces or API endpoints that interact with the logging functionality.
From an operational impact perspective, this vulnerability poses significant risks to organizations using OverIT Geocall 6.3 systems. Successful exploitation could allow attackers to access sensitive log files that may contain confidential information, system credentials, or operational data. The directory traversal capability enables attackers to potentially read system files, configuration data, or other sensitive resources that should remain protected. This vulnerability directly impacts the principle of least privilege and can lead to information disclosure, system compromise, and potential escalation to other security controls within the affected environment.
Security professionals should note that this vulnerability aligns with CWE-22 Directory Traversal and CWE-77 Path Traversal, both of which are fundamental weaknesses in input validation and file system access control. The issue also maps to ATT&CK technique T1074 Data Staged, as attackers could potentially stage malicious data through compromised logging mechanisms. Organizations should prioritize immediate remediation by updating to build 2:346977 or later versions that contain proper input validation and sanitization controls. Additionally, implementing network segmentation, access controls, and regular security assessments can help reduce the attack surface and limit potential exploitation of this vulnerability.
Mitigation strategies should include comprehensive input validation at all application interfaces, implementation of proper file system access controls, and regular security testing of logging components. Organizations should also consider deploying web application firewalls to detect and prevent malicious path traversal attempts. The vulnerability demonstrates the critical importance of validating all user inputs and implementing robust access controls in logging and monitoring systems. Security teams must ensure that log management components receive the same security attention as core application functionality to prevent exploitation of these often-overlooked security controls.