Synopsis
It is possible to obtain the version number of the remote installation of Microsoft .NET Framework.
Description
By requesting a non-existent .aspx file on the remote web server, it is possible to obtain the exact version number of the remote .NET framework.
Solution
Configure IIS to return custom error messages instead of the default .NET error messages by setting the option 'customErrors mode' to 'On' or 'RemoteOnly'.
Plugin Details
File Name: dotnet_framework_version.nasl
Supported Sensors: Nessus
Vulnerability Information
CPE: cpe:/a:microsoft:.net_framework