Comment # 18 on bug 1205094 from William Brown

> 
> I think it would be great to add a default configuration check to exclude
> such cases. 

Yes, there should be checks here, and if we attempt this again, we should be
updating openQA in coordination. 

> The fact that the default configuration with the update broke sudo brought
> several unpleasant impressions from users.
> 
> In any case, users have already reported that the corrected sudo has been
> shiped, so I close this bugreport.

The sudo config we ship with targetpw mode is a degenerate su anyway, so they
can just use su to work around.