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Dozens of Vulnerabilities Found in Open Source VNC Systems

Dozens of Vulnerabilities Found in Open Source VNC Systems

image credit: flickr

VNC systems use the remote frame buffer (RFB) protocol to allow users to remotely control a device. According to Kaspersky, VNC is often used in industrial environments and many manufacturers of industrial control systems (ICS) use VNC to add remote administration capabilities to their products.

Kaspersky has analyzed four widely used open source VNC systems, including LibVNC, UltraVNC, TightVNC and TurboVNC. The cybersecurity firm says UltraVNC and TightVNC are often recommended by industrial automation system vendors for connecting to human-machine interfaces (HMIs).

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