The attackers often create scripts on affected routers. Read: How to remove Mikrotik router ports from slave mode Step 4: Remove scripts and schedulers created by hackers. The router will download and install system updates on your router. After that, go back and check for updates. Click on IP>dns and assign a dns IP (8.8.8.8) to your router. If your router is unable to resolve hostname, it means you do not have a functional dns server address assigned. To update your router, click on system>packages>Check for updates. System updates are highly recommended to Mikrotik users with devices on the internet. In response, they create fixes that are pushed out to devices via system updates. Mikrotik is usually aware of bug in routerOs that hackers leverage on to have unauthorized access to devices on the internet. If you want to limit remote login to a known IP used by you, enter such IP alone in the allowed address field. Having no source IPs configured on users means device can be accessed from any IP as long as the correct username and password are entered. Then, double on all configured users, including the admin and remove all source IPs configured by the attackers. If you find any user not configured by you, remove it. Once logged into your router from the internal network, click on IP>Users to see all configured users on the router. Step 2: Remove configured source IPs from access-class Click on system>password to set a new password. Select a user and change the name.Īfter changing your username on the Mikrotik router, logout of the router and login with the new username and old password. Step 1: Change username and passwordĬhange all configured usernames and passwords on the router. If you can access the router from within your internal network, follow the steps below to resolve the issues otherwise, I recommend you reset the router. How to resolve Mikrotik wrong username or password issue ![]() This happens because your source IP is not listed in the access-class configured by the hackers. ![]() ![]() When trying to access your router from outside your network, using the public IP configured on the router, access will be denied and a message saying ‘wrong username or password’ will be displayed. Users who try to access the affected router using source IPs not listed in the access-class will see the ‘wrong username of password’ message displayed. In the filter, they include the LAN subnets configured on the router and a host of their (attackers’) IP addresses. The hackers will configure access-class filters on hacked devices to permit a few source IPs from accessing the router. What then could be wrong? If you are reading this post and you are experiencing same issue on your mikrotik router, your device has been hacked! What they do to affected Mikrotik routers These same users are able to access same routers from the LAN using the same login credentials. Many of my readers have complained about seeing ‘wrong username or password’ displayed when trying to access their routers via the WAN port. Users of Mikrotik routerOS have experienced unprecedented attacks recently.
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