The enterprise parameter Effective Access Privileges For Overlapping User Groups and Roles defaults to Maximum, meaning a user in several access control groups gets the highest privileges among them. It can be set to Minimum.

Checked 2026-09-25

The effective privilege represents the maximum of the privileges of all the overlapping access control groups. This is the default option.

Vendor

Cisco

Product

Unified Communications Manager

Subsystem

roles and access control groups

Deployment

on-premises

Region

not restricted

Release range

Release 15 and SUs

Checked

2026-09-25

Sources

• Administration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Manage User Access — Cisco Systems · tier 2 current vendor documentation · Manage User Access > Configure Overlapping Privilege Policy for Access Control Groups

Cite this note

APA

WarmTransfer. (2026, September 25). Unified CM security hardening: source note cucm-security-hardening-overlap-privilege-default. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-security-hardening-overlap-privilege-default

BibTeX

@misc{warmtransfer-claim-cucm-security-hardening-overlap-privilege-default,
  title  = {Unified CM security hardening: source note cucm-security-hardening-overlap-privilege-default},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-security-hardening-overlap-privilege-default},
  note   = {Source note cucm-security-hardening-overlap-privilege-default, checked 2026-09-25}
}

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