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  1. RHEL
  2. RHEL-103400

Certificate Auto Enrollment doesn't work against Windows Server 2025 [rhel-10]

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      What were you trying to do that didn't work?

      samba-gpupdate is unable to fetch supported templates against Windows 2025 CA

      What is the impact of this issue to you?

      autoenrollment doesn't work

      Please provide the package NVR for which the bug is seen:

      samba-common-4.21.3-106.el10_0

      samba-gpupdate-4.21.3-106.el10_0

      How reproducible is this bug?:

      Always

      Steps to reproduce

      1. Set up Windows DC and CA according to 

      [Certificate Auto Enrollment - HackMD []|https://hackmd.io/@asn/Syieb4gBge]

      1. enroll RHEL 10 into domain with samba/winbind
      2. run `samba-gpupdate`

      Expected results

      Autoenrolled certificates should be fetched via certmonger

      Actual results

      Failure on fetching templates:

       

      2025-07-14 10:08:54.187|[E66544]| Failed to fetch the list of supported templates. | {'Error': '2025-07-14 10:08:54,162 __main__:ERROR:Traceback (most recent call last):\n  File "/usr/libexec/certmonger/cepces-submit", line 68, in main\n    service = Service(config)\n  File "/usr/lib/python3.9/site-packages/cepces/core.py", line 90, in __init__\n    self._policies = self._xcep.get_policies()\n  File "/usr/lib/python3.9/site-packages/cepces/xcep/service.py", line 52, in get_policies\n    response = self.send(envelope)\n  File "/usr/lib/python3.9/site-packages/cepces/soap/service.py", line 93, in send\n    req.raise_for_status()\n  File "/usr/lib/python3.9/site-packages/requests/models.py", line 943, in raise_for_status\n    raise HTTPError(http_error_msg, response=self)\nrequests.exceptions.HTTPError: 401 Client Error: Unauthorized for url: https://dc.win25.local/ADPolicyProvider_CEP_Kerberos/service.svc/CEP\n\n'} 

       

       

              anschnei@redhat.com Andreas Schneider
              rhn-support-asharov Aleksandr Sharov
              Andreas Schneider Andreas Schneider
              Martin Myska Martin Myska
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                Created:
                Updated: