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BarkingSpider's avatar
Feb 03, 2019

RN214 File creation using Windows 10 SMB

Greetings.  I  have a RN214.  After upgrading to the OS6.9.5 I'm seeing the group "users" being added to all files being created as the default group with permissions of rwxrwx---+.  For example, the user "TEC" is in a group called "TECH".  When I drag-n-drop a file (on OS6.9.4 +Hotfix) it created the file with "TEC" as the owner and group "TECH" with permission bits of rw-rw----+.  Now, with OS6.9.5, it's creating with "TEC" as the owner (correct) but the group is "USERS" with permissions of rwxrwx---+.  Doing a getfacl on the file shows group "TECH" and "USERS", plus ADMIM; all with rwx.  I have looked at all the ACLs of the directory structure and there is NO "USERS" group on any of them, nor is this user connected to this group.  Is this a OS6.9.5 bug or do I have something set wrong?  This was not an issue prior to os6.9.5.

cj.

23 Replies

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  • Retired_Member's avatar
    Retired_Member

    Hi BarkingSpider, in case your nas was fine before and you are not depending on any of the bugfixes introduced by 6.9.5 (see the release notes here https://kb.netgear.com/000060500/ReadyNAS-OS-6-Software-Version-6-9-5), I would do the following:

    a) Download the logs now to later give one of the netgear mods/analysts the opportunity to have a closer look at those, in case they want to investigate.

    b) Manually downgrade to 6.9.4HF1 and wait until your issue has been declared as solved. Here is the link to that release https://community.netgear.com/t5/ReadyNAS-Announcements-Stories/ReadyNAS-OS-6-9-4-Hotfix-1-now-available/m-p/1639064#M63

    Kind regards

    • BarkingSpider's avatar
      BarkingSpider
      Aspirant

      I created a new user (zoro) that is connected to one group called "ostech".  I then create a new share and made that user and group the only access.  Here is output from the getfacl for the share and file I created by using Win10 drop-n-drag.

      root@WW:/data/ztest# getfacl /data/ztest/
      # file: data/ztest/
      # owner: ww
      # group: ostech
      user::rwx
      user:admin:rwx
      user:zoro:rwx
      group::rwx
      group:admin:rwx
      group:ostech:rwx
      mask::rwx
      other::---
      default:user::rwx
      default:user:admin:rwx
      default:user:zoro:rwx
      default:group::rwx
      default:group:admin:rwx
      default:group:ostech:rwx
      default:mask::rwx
      default:other::---

       

      root@WW:/data/ztest# getfacl zoro.txt
      # file: zoro.txt
      # owner: zoro
      # group: users
      user::rwx
      user:admin:rwx
      user:zoro:rwx
      group::rwx
      group:admin:rwx
      group:users:rwx
      group:ostech:rwx
      mask::rwx
      other::---

       

      Even windows 10 security shows Allow users(WW\users)  Full control and what's interesting is under the "inherited from" shows \\WW\ztest\

       

      So how did "users" get added to the ACL's ??

       

       

       

       

      • StephenB's avatar
        StephenB
        Guru - Experienced User

        BarkingSpider wrote:

         

        So how did "users" get added to the ACL's ??

         


        "users" is Netgear's built-in group, so it's possible it is baked into the ReadyNAS ACL.

         

        Does this do harm?

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