Use the following CLI syntax to copy a profile.
config>system>security# copy {user source-user | profile source-profile} to destination [overwrite]
config>system>security# copy profile default to testuser
A:ALA-49>config>system>security# info
----------------------------------------------
...
A:ALA-49>config>system>security# info detail
----------------------------------------------
...
profile "default"
default-action none
entry 10
no description
match "exec"
action permit
exit
entry 20
no description
match "exit"
action permit
exit
entry 30
no description
match "help"
action permit
exit
entry 40
no description
match "logout"
action permit
exit
entry 50
no description
match "password"
action permit
exit
entry 60
no description
match "show config"
action deny
exit
entry 70
no description
match "show"
action permit
exit
entry 80
no description
match "enable-admin"
action permit
exit
exit
profile "testuser"
default-action none
entry 10
no description
match "exec"
action permit
exit
entry 20
no description
match "exit"
action permit
exit
entry 30
no description
match "help"
action permit
exit
entry 40
no description
match "logout"
action permit
exit
entry 50
no description
match "password"
action permit
exit
entry 60
no description
match "show config"
action deny
exit
entry 70
no description
match "show"
action permit
exit
entry 80
no description
match "enable-admin"
action permit
exit
exit
profile "administrative"
default-action permit-all exit
...
----------------------------------------------
A:ALA-12>config>system>security#