The AAA command authorization
I have an ACS 4.0 device. In the shell command authorization set section, you can define authorized or rejected orders (see) and arguments (running-config). I'm limiting users to a set of specific commands. One of the commands is "exit". To my knowledge, "exit" has no arguments. If I add 'Quit' as a permitted command but nothing come to the section of the argument, I get the authorization failed on the router. If I select "unparalleled stay args" (of output), the authorization is successful. I would prefer not to select "unmatched args to stay." Is there an argument for "out" I'm not aware of?
Hello
Try this,
exit - permit
represents returns the key.
Kind regards
Prem
Tags: Cisco Security
Similar Questions
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I turned on the aaa command authorization without applying the correct user privileges. I can now log on this user, but the ASA 5510 displays an error:
============================
EUKFW2 # show running-config
^
% ERROR: invalid input detected at ' ^' marker.
ERROR: Failed authorization control
============================
I'm unable to change the configuration of the firewall. Is there any default user through which I can connect and disable the authorization of aaa? If this is not the case, how can I solve this problem?
Please visit this link
http://www.ciscotaccc.com/Kaidara-Advisor/security/showcase?case=K10386224
Please evaluate the useful messages
Kind regards
~ JG
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Test command of the AAA for EAP - TLS authentication for wireless users
Hi all
Can anyone suggest me the test command to verify the eap - tls authentication for the Cisco WAP's wireless.
If it's an authetication jump we can use the command to test the connection below
Radius of group aaa Testwap-01 #test [email protected] / * / o4 & yJ) NoL$ new-code %0
Trying to authenticate with the server radius group
User successfully authenticatedBut eap - tls is not delivered with the password. He insists that for the user name.
We strive for remote location then test remotely before production.
If someone help pls in that if we have a command to test or debug command to test this authentication.
EAP - TLS requires a client certificate. How can you have a simple command that analysis without loading any certificate on the router/switch? It does not exist. This is why eap - tls is not considered an easy to deploy eap method: because it can go wrong on several levels.
The aaa command test performs a PAP authentication, therefore, it tests the connectivity of the base RADIUS and name of user and password.
If it works, the only thing that can break for eap - tls are certificates, as well as the radius server will be able to tell if something worng.
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Hi all
I'm having a problem with the Shell command authorization. I have a user that I just want to be able to display the configuration of installation, it is for the auto config to archives on an hourly basis.
I have configuered the device with the following orders of aaa:
AAA new-model
AAA group Ganymede Server + ACS
AAA authentication login default group ACS
/NOAUTH AAA authentication login no
AAA authorization config-commands
AAA authorization exec default group Ganymede + group ACS
/NOAUTH AAA authorization exec no
AAA authorization commands 15 default ACS group
AAA authorization commands 15 /NOAUTH no
AAA accounting command 15 arrhythmic default group ACS
The static account I have set up ok logs and can show config etc. Access to the conf t is disabled, which is good, but for some reason, it can run any command show rather than just who is this all I welcomed in the Shell command authorization.
Unmatched command is defined for refuse and allowed unparalleled arguments are not checked.
ACS is 3.3 2 and switch I tested running 12.1 (9) EA1
Any ideas?
Most of 'show' command are level 1 controls. You can check this by logging in as a normal user, issue a private "sho" to make sure that you are at level 1, and then type 'sho ip road', "sho ver", etc., you will see that all work fine.
Your AAA commands say only the switch to allow level 15 commands, so when you do a "sho ver" or similar this order will not be sent offshore to the ACS server for authorization.
If you add the following:
AAA authorization commands 1 default ACS group
so, what do you have to fix, but be careful because it is easy to lock you out of power mode enable (add 'enable' in your command set too).
You should also noticed all those who 'show' commands were not their statement in detail either, because you have enabled also only accounting for level 15 commands.
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Command authorization Config 3.3 ACS
Hello
I want to allow a user only add/remove the roads on a router. The shell command authorization works very well. But when the user is in configuration mode, it can start with any order!
Debugging says:
1w2d: AAA/AUTHOR: authorization config command not enabled
How can I activate this and how/where can I he set up the GBA?
Thanks in advance
GBA just allow the user to enter the command 'road' as if you have any other shell command that they are authorized to do.
On the router/NAS, you must tell him specifically that you want authorization for config commands with the following:
AAA authorization config-commands
Note that the format of this command changes slightly on different versions of IOS, but if you "aaa authorization?", you will be able to understand.
-
Accounting and authorization of the AAA
Hello everyone.
I give myself a proposed implementation of AAA on routers and switches in our environment. Can someone please help me understand the difference between.
command option 1) aaa authorization exec and the authorization of the aaa.
aaa accounting exec command option 2) and the aaa accounting.
Thank you very much.Sent by Cisco Support technique Android app
Hello
command option 1) aaa authorization exec and the authorization of the aaa.
One allows if the user has the privilege level right to enter unrestricted IOS (0,1,15) levels, you can customize it.The other allows different commands, a user can type and send to the device
aaa accounting exec command option 2) and the aaa accounting.
One represents once again when a user changes from a specific user-level (level preferred 15 or user-level Exec 1)
Secondly it sends a message of each shipment of order based costing to box
Check out my blog at http:laguiadelnetworking.com for more information.
See you soon,.
Julio Segura Carvajal
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Design of the AAA authorization
I'm setting up several switches and routers for GANYMEDE with ACS. I have a need to access three levels, groups are the following:
1. normally read only access.
2. the full access except config t.
3. full access.
What would be the best way to achieve this, I see that if I create on GBA Shell command authorization sets, I can set up a group 1 and group 3. But I will be able to group 2? Is there a way to enable all, but explicitly block a single command? As a result of this page: http://www.cisco.com/en/US/products/sw/secursw/ps2086/products_configuration_example09186a00808d9138.shtml leads me to believe that the capacity may exist, but I have no way to confirm for the moment.
Please see the attachment.
After implementing user will be able to do anything except config t.
Kind regards
~ JG
Note useful message
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The AAA authentication &; accounting using the command of Ganymede-orders
In the page of the cisco Remote Access Companion guide 394 book we got these configuration lines:
RTA (config) #tacacs - server host 192.168.0.11
RTA (config) #tacacs - host 192.168.0.12 server
RTA (config) #tacacs - server key topsecret
RTA (config) #aaa new-model
Ganymede + RTA (config) #aaa authentication login default group
If I want to add to the configuration above, the following command:
RTA (config) #aaa accounting connection defult stop / start Ganymede +.
Is it necessary that the above lines be in a specific order when I configure the RTA?
No, the order in which you enter commands doesn't matter.
-
the AAA authentication enable default group Ganymede + activate
I implement CSACS 4.0. First of all on the client, I will apply aaa authenticatio / authorization under vty. The issure if I use the followin command
the AAA authentication enable default group Ganymede + activate
What happens if I connect via the console? I need to enter a name of user and password?
Here is my configuration
AAA new-model
Group authvty of connection authentication AAA GANYMEDE + local
the AAA authentication enable default group Ganymede + activate
authvty orders 15 AAA authorization GANYMEDE + local
RADIUS-server host IP
Radius-server key
Ganymede IP source interface VLAN 3
AAA accounting send stop-record an authentication failure
AAA accounting delay start
AAA accounting exec authvty start-stop group Ganymede +.
orders accounting AAA 15 authvty power group Ganymede +.
AAA accounting connection authvty start-stop group Ganymede +.
line vty 0 15
connection of authentication authvty
authorization orders 15 authvty
authvty connection accounting
accounting orders 15 authvty
accunting exec authvty
Any suggestion will be appreciated!
It should work because it is a guest message.banner whenever you try to connect (console/vty). I set it up on my router.
If you have banner motd, it will appear as well (see below). So, I have to remove it to get only the aaa banner & prompt is displayed:
************************************************************
Username: cisco, password: cisco (priv 15f - local) *.
************************************************************
Any unauthorized use is prohibited.
Enter your name here: User1
Now enter your password:
Router #.
The configuration more or less looks like this:
AAA new-model
AAA authentication banner ^ is forbidden to use CUnauthorized. ^ C
AAA authentication password prompt "enter your password now:
AAA-guest authentication username "enter your name here:
Group AAA authentication login default RADIUS
local authentication AAA CONSOLE connection
HTH
AK
-
Need help with the configuration of the AAA
I try to configure AAA on my network devices. I use GANYMEDE + with an ACS (3.2) server. I have groups of users of installation against two in the ACS, 1 voice server and allow privileges and the other without. I am able to get the AAA configuration to work when telnet in devices. However, when you connect in the port of the console, the user with privileges to activate Group do not go directly in the activation of the mode as do the users of telnetted. How to solve this problem?
Hello
You should not use the following command: -.
authorization AAA console
This command will not be displayed on the help.
Kind regards
Vivek
-
The AAA authentication configuration
We have ACS server 3.1 to AAA for authentication for all routers and switches. I want each person to connect the router using its own id, password password and activate. If the ACS server is unavailable, I want to have different id, password and enable password for console and telnet access. What is the right way to do this? I also want to follow all orders entered on the router.
That's what I have:
AAA new-model
AAA authentication login default group Ganymede + local
enable AAA authentication login no_tacacs
the AAA authentication enable default group Ganymede + line
AAA authorization exec default group Ganymede + local
AAA authorization commands 15 default group Ganymede + local
AAA accounting exec default start-stop Ganymede group.
orders accounting AAA 15 by default start-stop Ganymede group.
!
username admin password 7 xxxxxxxxxxxxxxxx
!
!
Line con 0
connection of authentication no_tacacs
line to 0
line vty 0 4
password 7 xxxxxxxxxxxxxxxxxxxxxxxx
!
Yes, it's Joy on the right. Thank you, Renault
-
Problem with shell command authorization
I came across this issue with ACS 3.1 and 3.2 of the ACS
A shell command authorization set is created under the profile shared with the following components:
Unmatched orders: refuse
Permit of unmatched Args: UNCHECKED
The order authorized is 'show' with the Arg "worm permit", "allow the interface" and "allowed to run.
This permission set is then applied to the group, under the option "Assign a Shell command authorization on any device on the network."
Select this group option is set to 'Max privilege for any customer of AAA, level 15.
This configuration is then tested against two IOS switches, with orders from aaa as follows:
AAA new-model
AAA authentication login default group Ganymede + local
the AAA authentication enable default group Ganymede + activate
AAA authorization exec default group Ganymede + local
AAA authorization commands 15 default group Ganymede + local
The problem I have is that when a user who is part of this group connects, it can issue commands such as see the worm, see the race and show int just as I would expect. Any command that does not begin with a show... is denied. However, other show commands that do not appear in the arguments of will work, so that some don't. For example, "show arp" and "vlan" worked, while "show accountants ' and 'buffer' does not. What Miss me?
commands that work without explicitly set them are of privilege more low level 15... for example; "show arp" is a command of Priv-1, so it is execuatbel without permission of command as you do not permission to order for private-1.
Router > sh priv
Current privilege level is 1
Router >
Router >
Router > show arp
Protocol of age (min) address Addr Type Interface equipment
Internet 10.1.5.2 24 0000.abcd.abcd ARPA Ethernet0/0
Internet 10.1.5.3 - 0003.abcd.abcd ARPA Ethernet0/0
Router >
Router >
-
Specific shell - ACS command authorization / GANYMEDE + on 2900XL
Hello all-
I was struggling with a particular issue here. I am running ACS 3.2 and tries to implement secure access to my switch. I have 'students' of my University I want to leave running specific functions, i.e. change the vlan port and write in memory, etc.
I created with success the piece of the authorization, and my test account can connect. I have successfully assigned a privilege level of 7 also, that gives me a look of default base rights. Accountants strives also, indicating connections and commands me to come home.
I want to do is use ACS to allow a particular group of controls, so I can change if needed in one place (ACS) and I not touch + 400 devices. ACS says can be done, but it doesn't seem to work. I created a Shell command group and specified commands, no luck. Even if I change the 'unmatched orders' rocking 'allow' (which should allow all orders, right?) it does not yet allow all orders. I added the Shell command group for the group, of which students are members...
My AAA commands are as follows:
AAA new-model
AAA of default login authentication group local Ganymede +.
Group AAA authorization exec default local Ganymede +.
AAA authorization commands by default 7 Group Ganymede +.
AAA accounting exec default start-stop Ganymede group.
orders accounting AAA 7 by default start-stop Ganymede group.
orders accounting AAA 15 by default start-stop Ganymede group.
AAA accounting system default start-stop Ganymede group.
Any ideas? Any thoughts?
Thank you!
Michael
QU.edu
Michael,
You perform permission to order order that exist with a privilege level of 7. By default, the configuration commands have a privilege to 15. There are two ways you can go about solving this problem. The first would be to authorization of installation for level 15 command. The second would be to change the privilege level of the commands that you want your students to be able to run level 15 at level 7. This can be done with the command of privilege. Here is a link that shows the use of the technology locally within the unit. http://www.Cisco.com/warp/public/480/Priv.html
I don't know if the ACS can push the configuration of the device on a per user basis, so the first option may be your best bet. Be sure to allow access to all controls for yourself.
Steve
-
ACS command authorization mode t conf report
Hi, this is probably a quick, but I couldn't find a solution so far.
We use authorization to order through ACS and are thus able to see (in the case of problems) which concluded the orders at that point on which device. But it doesn't work until someone goes into mode t conf. After that I get log entries in the ACS (Version 5). I can see all the orders and who entered the configuration mode, but nothing after that. Excerpt from the configuration:
AAA new-model
connection of AAA 5 authentication attempts
enable AAA authentication login default group Ganymede + local line
the AAA authentication enable default group Ganymede + activate
AAA authorization exec default group Ganymede + local
AAA authorization commands 1 default group Ganymede + local
AAA authorization commands 15 default group Ganymede + local
AAA accounting exec default start-stop Ganymede group.
orders accounting AAA 1 by default start-stop Ganymede group.
orders accounting AAA 15 by default start-stop Ganymede group.
AAA - the id of the joint sessionMy guess is that I'm hosting orders with that and so no permission is necessary.
Any idea?
Thank you
Chris
Hello
What do you watch? Take a look at RADIUS accounting and authorization Ganymede reports.
Thank you
John
-
Excluding the lines of Terminal Server in the AAA authentication
Hi all
Hope you can help, I'm trying to find a solution to exclude only the following line port by using the AAA authentication (ACS GANYMEDE +) on a map of Terminal Server on a Cisco 2600 router. Does anyone know how to do this, or point me in the right direction to solve?
I've included the output below:
AAA authentication login default group Ganymede + local
AAA authorization exec default group Ganymede + local
AAA accounting exec default start-stop Ganymede group.
AAA accounting network default start-stop Ganymede group.
AAA accounting default connection group power Ganymede
AAA accounting system default start-stop Ganymede group.
AAA - the id of the joint sessionline 41
session-timeout 20
decoder location - XXXXXX XXXXXX BT
No banner motd
No exec-banner
absolute-timeout 240
Modem InOut
No exec
transport of entry all
StopBits 1
Speed 38400Is it a question of disabling the command line or using a defined group?
Thanks a lot for your help.
Jim.
Hi Jim
You may need to create another group for authentication to the and send your AAA configuration
line to 0
connection of authentication aux_auth
AAA authentication login aux_auth line
You can also configure a username local/pw and map it on the group to here...
Console and telnet would still use the configured default group, or you can specify specific groups:
Line con 0
console login authentication
line 4 vty0
vty authentication login
and specify the aaa authentication settings individually...
I hope this helps... all the best
REDA
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