Network Authentication when running exe from WMI

Question

I have a C# exe that needs to be run using WMI and access a network share. However, when I access the share I get an UnauthorizedAccessException. If I run the exe directly the s

Answer 1

WMI just uses impersonation when executing the remote process, which does not give you network access. If you are ok going outside managed code, you can just map a UNC path in the remote process WMI started using whatever credentials you want. Then, you have the network access you want. I use NetUseAdd and NetUseDel from netapi32.dll to map the UNC path. See http://pinvoke.net/ for details on the using the APIs.