Introduction to Cisco_Meeting_Management_3_9_0.zip Software

Cisco Meeting Management (CMM) 3.9.0 is an on-premises management platform designed to monitor and orchestrate video collaboration workflows for Cisco Meeting Server deployments. This software version, released in Q1 2025, provides centralized control over meeting resources, license allocation, and edge node configurations. Compatible with Cisco Meeting Server 3.8 and later, it serves enterprises requiring granular administrative oversight of hybrid conference environments.

The ZIP package contains critical updates for REST API security policies and edge node synchronization protocols. System administrators use this version to manage call bridges, troubleshoot meetings in real time, and enforce role-based access controls across distributed collaboration infrastructure.


Key Features and Improvements

CMM 3.9.0 introduces several enhancements to streamline enterprise collaboration:

  1. ​REST API Authorization Overhaul​

    • Resolved an authentication bypass vulnerability (CVE-2025-20156) where low-privileged users could escalate permissions to admin-level roles via crafted API requests.
    • Implemented mandatory OAuth 2.0 token validation for all REST endpoints managing edge nodes.
  2. ​Edge Node Synchronization​

    • Reduced latency in configuration propagation between CMM and geographically dispersed Meeting Server clusters.
    • Added automatic failover triggers for edge nodes experiencing packet loss exceeding 5% threshold.
  3. ​License Reservation Enhancements​

    • Expanded license pooling capabilities for hybrid deployments integrating Webex Cloud and on-premises resources.
    • Introduced audit trails for reserved license allocation and revocation events.
  4. ​Security Compliance​

    • Enforced TLS 1.3 encryption for all inter-node communications.
    • Integrated with Cisco Umbrella for DNS-layer threat detection in meeting initiation workflows.

Compatibility and Requirements

CMM 3.9.0 supports the following environments:

​Component​ ​Supported Versions​
Cisco Meeting Server 3.8, 3.9.x
Virtualization Platform VMware ESXi 7.0+, KVM 4.18+
Operating System CentOS 8.4, RHEL 8.6
Hardware Requirements 8 vCPUs, 16GB RAM, 200GB HDD

​Notes​​:

  • Coexistence with Cisco Unified Communications Manager (UCM) 14SU2 requires SIP normalization templates for cross-platform call routing.
  • Incompatible with legacy Smart Software Manager (SSM) satellite instances running pre-2023 firmware.

Obtain Cisco_Meeting_Management_3_9_0.zip

This software is available exclusively to Cisco customers with valid service contracts. To acquire the package:

  1. ​Enterprise Users​

    • Access the Cisco Software Download Center using your Smart Account credentials.
    • Navigate to ​​Collaboration Management > Meeting Management > 3.9.0​​.
  2. ​Managed Service Providers​

    • Contact Cisco Partner Support for volume licensing agreements and bulk deployment tools.
  3. ​Trial Licenses​

    • Request a 90-day evaluation license through Cisco’s Collaboration Specialized Partner Program.

For urgent security patches, Cisco TAC provides direct download links upon verification of service entitlements.


Why Upgrade to Version 3.9.0?

Organizations running CMM 3.8 or earlier must prioritize this update to mitigate critical API vulnerabilities and maintain compliance with Cisco’s Product Security Incident Response Team (PSIRT) advisories. The release delivers measurable improvements in administrative workflow efficiency, particularly for multinational enterprises managing 500+ concurrent video sessions.

While Cisco now recommends migrating to 3.9.1 for enhanced exploit protection, version 3.9.0 remains a transitional build for organizations finalizing compatibility validations with third-party SIP devices.


For verified downloads and installation guidance, visit Cisco Collaboration Documentation.

​Note​​: Always validate SHA-256 checksums before deploying updates to production environments. Unauthorized distribution of Cisco software violates end-user license agreements (EULAs).

: Cisco Meeting Management Client-Server Privilege Escalation Advisory
: CVE-2025-20156 Technical Bulletin
: Cisco Meeting Management 3.4 Release Notes (Feature Baseline)

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