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Test ID:1.3.6.1.4.1.25623.1.0.108529
Category:General
Title:VNC Server Unencrypted Data Transmission
Summary:The remote host is running a VNC server providing one or more insecure or; cryptographically weak Security Type(s) not intended for use on untrusted networks.
Description:Summary:
The remote host is running a VNC server providing one or more insecure or
cryptographically weak Security Type(s) not intended for use on untrusted networks.

Vulnerability Impact:
An attacker can uncover sensitive data by sniffing traffic to the
VNC server.

Solution:
Run the session over an encrypted channel provided by IPsec [RFC4301] or SSH [RFC4254].
Some VNC server vendors are also providing more secure Security Types within their products.

CVSS Score:
4.8

CVSS Vector:
AV:A/AC:L/Au:N/C:P/I:P/A:N

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