noVNC Panel Detection Scanner
This scanner detects the use of noVNC in digital assets. By identifying noVNC panels, organizations can assess potential security exposure and manage access permissions effectively.
Short Info
Level
Single Scan
Single Scan
Can be used by
Asset Owner
Estimated Time
10 seconds
Time Interval
15 days 19 hours
Scan only one
URL
Toolbox
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noVNC is a popular web-based VNC client utilized by IT administrators, developers, and remote support teams to manage servers and desktops via a browser. It is typically implemented in environments that require remote screen sharing capabilities, including offices, data centers, and cloud services. By eliminating the need for a separate app or software, noVNC increases flexibility and ease of access. Companies deploying remote management solutions or offering remote desktop services frequently employ noVNC due to its open-source nature and compatibility with various systems. Educational institutions may also utilize it for managing virtual labs. Its versatility makes it a convenient tool across many sectors.
The vulnerability is associated with identifying the presence of a noVNC login panel. Once detected, such panels can potentially expose targets to unauthorized access if not correctly secured. While noVNC itself serves a legitimate purpose, its presence on unsecured or misconfigured servers could lead to security risks. The detection of these panels does not imply a direct threat but raises concerns about potential access points for unauthorized users. Identifying these panels helps administrators mitigate risks by implementing stronger authentication and access controls. Though not a vulnerability in the traditional sense, its exposure highlights the importance of secure configurations.
The noVNC login panel can be technically identified by checking specific endpoints or pages that might serve the client interface. The template checks for standard URL paths like "/vnc.html" or port "6080/vnc.html" to locate the noVNC interface. It matches the returned content for particular identifiers, like the presence of "<title>noVNC</title>", and ensures the accessed page returns a "200 OK" HTTP status. By employing these specific matches, the template efficiently determines whether a noVNC panel is publicly accessible. It's a non-intrusive method focusing purely on the detection of public-facing login interfaces instead of actual vulnerabilities within the software.
If a noVNC panel is detected and exploited, malicious users could potentially gain unauthorized access to sensitive systems. This might lead to data breaches or administrative compromise if no additional authentication layers are applied. Insecure configurations could further exacerbate risks, such as improperly set access controls allowing attackers to manipulate or view data. Undetected, such panels can serve as entry points for more sophisticated attacks. This highlights the necessity for network monitoring and the application of security best practices.
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