[*] 1.1.1.1:3306 Trying username:'asdf' with password:'chlorophyceae'
[-] Auxiliary failed: NoMethodError undefined method `unpack' for nil:NilClass
[-] Call stack:
[-]   /opt/framework3/msf3/lib/rbmysql/protocol.rb:236:in `block in read'
[-]   /opt/framework3/ruby/lib/ruby/1.9.1/timeout.rb:44:in `timeout'
[-]   /opt/framework3/msf3/lib/rbmysql/protocol.rb:234:in `read'
[-]   /opt/framework3/msf3/lib/rbmysql.rb:162:in `block in connect'
[-]   /opt/framework3/msf3/lib/rbmysql/protocol.rb:216:in `block in synchronize'
[-]   <internal:prelude>:10:in `synchronize'
[-]   /opt/framework3/msf3/lib/rbmysql/protocol.rb:215:in `synchronize'
[-]   /opt/framework3/msf3/lib/rbmysql.rb:149:in `connect'
[-]   /opt/framework3/msf3/lib/rbmysql.rb:88:in `connect'
[-]   /opt/framework3/msf3/lib/msf/core/exploit/mysql.rb:42:in `mysql_login'
[-]   (eval):111:in `do_login'
[-]   (eval):47:in `block in run_host'
[-]   /opt/framework3/msf3/lib/msf/core/auxiliary/auth_brute.rb:94:in `call'
[-]   /opt/framework3/msf3/lib/msf/core/auxiliary/auth_brute.rb:94:in `block in each_user_pass'
[-]   /opt/framework3/msf3/lib/msf/core/auxiliary/auth_brute.rb:75:in `each'
[-]   /opt/framework3/msf3/lib/msf/core/auxiliary/auth_brute.rb:75:in `each_user_pass'
[-]   (eval):46:in `run_host'
[-]   /opt/framework3/msf3/lib/msf/core/auxiliary/scanner.rb:92:in `block in run'
[-]   /opt/framework3/msf3/lib/msf/core/thread_manager.rb:64:in `call'
[-]   /opt/framework3/msf3/lib/msf/core/thread_manager.rb:64:in `block in spawn'
[*] Auxiliary module execution completed
msf auxiliary(mysql_login) > show options

Module options (auxiliary/scanner/mysql/mysql_login):

   Name              Current Setting                    Required  Description
   ----              ---------------                    --------  -----------
   BLANK_PASSWORDS   true                               no        Try blank passwords for all users
   BRUTEFORCE_SPEED  5                                  yes       How fast to bruteforce, from 0 to 5
   PASSWORD                                             no        A specific password to authenticate with
   PASS_FILE         /pentest/passwords/wordlists/part  no        File containing passwords, one per line
   RHOSTS            1.1.1.1                      yes       The target address range or CIDR identifier
   RPORT             3306                               yes       The target port
   STOP_ON_SUCCESS   false                              yes       Stop guessing when a credential works for a host
   THREADS           10                                 yes       The number of concurrent threads
   USERNAME          asdf	                    no        A specific username to authenticate as
   USERPASS_FILE                                        no        File containing users and passwords separated by space, one pair per line
   USER_AS_PASS      true                               no        Try the username as the password for all users
   USER_FILE                                            no        File containing usernames, one per line
   VERBOSE           true                               yes       Whether to print output for all attempts

msf auxiliary(mysql_login) >