Answer the questions as follows ( Note: Just pressing Enter will supply the default answer). Execute the “confreg” command and take a note of the number that’s listed (copy it to notepad to be on the safe side).Ĥ.
Reboot the ASA, and as it boots press Esc to interrupt the normal boot sequence and boot to ROMMON mode.ģ. Connect to the the ASA via a console cable (settings 9600/8/None/1/None).Ģ. At this point you can load the config, without having to enter a password, manually change all the passwords, and finally set the ASA to boot properly again.īelow I’ve used both HyperTerminal and Putty to do the same thing, you can use either, or another terminal emulation piece of software, the procedure is the same.ġ. Basically you boot the ASA to its very basic shell operating system ( ROMMON) then force it to reboot without loading its configuration. Password Recovery / Reset Procedure for ASA 5500-X/5500 Firewallsīelow is a run though on changing the Cisco ASA passwords (setting them to blank then changing them to something else). Note: This procedure is for Cisco ASA 5500-X and ASA 5500 Firewalls, for Cisco PIX go here, and Cisco Catalyst go here. This method does require physical access to the ASA, a console cable, and a machine running some terminal emulation software.
You need to access a Cisco ASA device and do not have the passwords, there can be lots of reasons for this, lack of good documentation, bought a second hand firewall, the last firewall admin never told anyone etc. Note: This procedure allows you to reset the password WITHOUT LOSING THE CONFIG
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