If you're locked out of your DNN site and can't recover your password through normal means, you might need to directly update the database. This should be done with caution and ideally on a test environment first.
-- Update the password for a specific user
UPDATE [dbo].[Users]
SET [Password] = 'newpassword'
WHERE [Username] = 'username';
Note: This is a simplified example. In a real-world scenario, you'd likely want to hash the new password properly, and consider the implications of directly modifying database values. db main mdb asp nuke passwords r
Web servers must be configured to deny access to specific file types. In IIS, for example, Request Filtering should be used to block requests for database extensions (.mdb, .sqlite, .bak). If you're locked out of your DNN site
The critical flaw was unprotected MDB files. When an MDB file resides inside the web directory (e.g., /databases/main.mdb), anyone can request it: Note : This is a simplified example
http://victim.com/databases/main.mdb
If the server doesn’t block .mdb downloads (IIS didn’t by default), the attacker gets the entire database — including the users table containing usernames and passwords.