LibreNMS Web Installer Scanner
This scanner detects the use of LibreNMS installation page exposure in digital assets. It identifies vulnerabilities that can result in unauthorized access to sensitive information, ensuring enhanced security for your deployments.
Short Info
Level
High
Single Scan
Single Scan
Can be used by
Asset Owner
Estimated Time
10 seconds
Time Interval
23 days 2 hours
Scan only one
URL
Toolbox
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LibreNMS is an open-source network monitoring system designed to keep track of network resources such as devices and connections. It is utilized by system administrators and IT professionals to monitor large-scale IT infrastructures. The software captures and analyzes network data for performance optimization and troubleshooting. Organizations utilize LibreNMS to ensure network stability and enhance operational efficiency. It supports a wide range of device types, including routers, switches, and servers, making it versatile for various network environments. The centralized management interface simplifies the administration of network devices and resources.
Installation Page Exposure occurs when installation files or pages of an application are accessible to unauthorized users. This vulnerability can lead to severe security risks, including unauthorized access to system configurations and sensitive data. Attackers may exploit such exposures to gain control over the installation process, potentially installing malicious code. It is vital to restrict access to installation pages to authorized personnel only. Leaving installation pages exposed publicly can serve as an invitation for exploitation by malicious actors. Protecting these pages is essential in securing the overall system against unauthorized intrusions.
The vulnerability primarily involves access to the installation page of LibreNMS, which should ideally be protected or removed once the setup is complete. The endpoint "/install/checks" is targeted to identify the presence of exposed installation functionalities. If this endpoint returns a successful HTTP status code along with identifiable installation content, it indicates a vulnerability. This is a classic case of security misconfiguration where an oversight can lead to significant risks. The exposed installation page may reveal unnecessary information about the system setup status. Properly securing or removing such pages post-installation can mitigate potential risks effectively.
If exploited, exposed installation pages can lead to unauthorized access, allowing attackers to manipulate the installation process. This might result in the installation of malicious components, leading to a compromised network monitoring system. Unauthorized access could expose administrative interfaces, leading to privilege escalation. Attackers could also glean sensitive information or credentials used during the installation phase. Such vulnerabilities can disrupt network monitoring activities, potentially affecting the organization's ability to maintain network stability. Ultimately, this could result in data breaches or broader security incidents.
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