Locked Out - Unable to Log in to WHM Root Print

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If you are unable to log in to WHM/CPanel even with the correct password (after testing via SSH for example), then you might be blocked by CPHulkD. A quick fix would be to flush the CPHulkD DB and disable it, all via command line as follows:-

Locked due to cPHulk Brute Force Protection System

cPHulk Brute Force Protection

It is essential protection system to have on the the server. The only problem arises when you yourself locked out of your server due to cPHulk

You can use to execute the following script via WHM

/scripts2/doautofixer?autofix=disable_cphulkd

To do so type the following line into your browser’s address bar:

http://yourserver.com:2086:/scripts2/doautofixer?autofix=disable_cphulkd

Note :: yourserver.com shall be replaced with your servers HostName or IP

Still if you not able to login to the server. You may use the following way to get the cPHulk database flushed.
cPHulk stores all of its information in a database called cphulkd. There are two tables of interest: logins and brutes
The logins table stores login authentication failures. The brutes table stores other authentication failures indicative of a brute force attack

You can check it as I did, login to the server as root using SSH and got to mysql prompt

root@loudwater [~]# mysql

Now Connect to the cphulkd Database

mysql> connect cphulkd

To get your self unblocked first check the blacklisted IPs

mysql> select IP, LOGINTIME from logins order by LOGINTIME;

 

mysql> select IP, BRUTETIME from brutes order by BRUTETIME;

 

Now Flush the cPHulk Database

mysql> delete from brutes;

mysql> delete from logins;

You can verify it again by using the same procedure this time you should get output as below

If you wish to disable cPHulk use following command

/usr/local/cpanel/bin/cphulk_pam_ctl –disable

To enable cPHulk use

/usr/local/cpanel/bin/cphulk_pam_ctl –enable.


Reference:-
http://www.thelinuxchef.com/locked-due-to-cphulk-brute-force-protection-system/


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