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ISVA Discovery on CMDB

  • 1.  ISVA Discovery on CMDB

    Posted Fri February 02, 2024 08:01 AM

    Hello IBM Community,

    Hope this message finds you well. We're currently working on integrating ServiceNow with ISVA and need some guidance on best practices for creating a user with restricted access. The goal is to limit the user's access to specific endpoints, namely:

    • /net/general
    • /net/dns
    • /wga/reverseproxy
    • /wga/reverseproxy/<reverse_proxy_id>/configuration/stanza/junction/entry_name/match-vhj-first
    • /wga/reverseproxy/<reverse_proxy_id>/junctions
    • /wga/reverseproxy/<reverse_proxy_id>/junctions?junctions_id=<junction_id>
    • /wga/widgets/health.json

    For more details have a look at https://docs.servicenow.com/bundle/vancouver-it-operations-management/page/product/service-mapping/reference/ibm_webseal_discovery_patterns.html


    Our aim is to ensure that the user has access only to the mentioned endpoints and nothing beyond that. We'd appreciate any insights or best practices you can share regarding creating such restricted access in ServiceNow.

    Thank you in advance for your valuable input!



    ------------------------------
    Piyush Agrawal
    https://www.linkedin.com/in/piyush-norway/
    Gjensidige Norway
    ------------------------------


  • 2.  RE: ISVA Discovery on CMDB

    Posted Mon February 05, 2024 10:09 PM

    Hi Piyush,

    In webseal, you can have the security policy to access different URL objects by assigning ACL, POP and authorization rules based on user, group or ip address based restriction. You can find more details here:

    https://www.ibm.com/docs/en/sva/10.0.7?topic=policy-definition-application-security

    Thanks



    ------------------------------
    Virag Patel
    ------------------------------



  • 3.  RE: ISVA Discovery on CMDB

    Posted Tue February 06, 2024 04:10 AM

    These endpoints are behind the ISVA Appliance, not Webseal.
    Is there a way to control ACL there you mean?



    ------------------------------
    Jonatan Wålegård
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  • 4.  RE: ISVA Discovery on CMDB

    Posted Tue February 06, 2024 09:26 PM

    The endpoint you mentioned in your first post shows reverse proxy is deployed. Webseal/Reverse proxy are same component on ISVA appliance. You can create ACL which defines which groups are allowed to access and attach it to specific URL. 
    Recommend to create ACL and attach to those endpoints.



    ------------------------------
    Virag Patel
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  • 5.  RE: ISVA Discovery on CMDB

    Posted Wed February 07, 2024 08:24 AM

    These endpoints are behind the ISVA Appliance, not Webseal.



    ------------------------------
    Jonatan Wålegård
    ------------------------------



  • 6.  RE: ISVA Discovery on CMDB

    Posted Fri February 09, 2024 12:09 AM

    To restrict the different section of the LMI console, you can enable management authorization and provide the access based on the assigned roles.

    More details available at:

    https://www.ibm.com/docs/en/sva/10.0.7?topic=settings-managing-roles-users-groups



    ------------------------------
    Virag Patel
    ------------------------------



  • 7.  RE: ISVA Discovery on CMDB

    Posted Thu February 08, 2024 03:40 AM

    Hi,

    So it seems you want to protect the access to the management interface of the appliance? At first I thought, like other commentators, that you wanted to protect a service which is deployed behind the appliance.

    You can configure these limitations under "System -> Account Management". We only use the "Global Administrator" Role with LDAP Users, but you can definitely configure more fine-grained access. More than one time we had the problem that after an upgrade the new features were not automatically added to our Role so there were some menus we were simply not seeing.



    ------------------------------
    Laurent LA Asselborn
    ------------------------------



  • 8.  RE: ISVA Discovery on CMDB

    Posted Fri February 09, 2024 09:34 AM

    We have already looked into that, it's not at all fine grained when it comes to the built in API:s.
    I take it what we're asking for aint possible



    ------------------------------
    Jonatan Wålegård
    ------------------------------



  • 9.  RE: ISVA Discovery on CMDB

    Posted Fri February 09, 2024 10:56 AM

    You can probably put the management interface behind a WebSEAL junction. That way you can filter the URLs with DynURL.

    It will probably be a bit of work to find out which URLs to allow and which to block.



    ------------------------------
    Laurent LA Asselborn
    ------------------------------



  • 10.  RE: ISVA Discovery on CMDB

    Posted Sun February 11, 2024 03:22 AM

    If securing the Management Interface API with OAuth or Basic Auth, along with fine-grained access control, isn't feasible, then our next best approach would be to consolidate them behind junctions under a WebSeal. This would enable us to leverage ACL and POP with OAuth effectively.



    ------------------------------
    Piyush Agrawal
    https://www.linkedin.com/in/piyush-norway/
    Gjensidige Norway
    ------------------------------