EDR: How to Upgrade an On-Prem Stand-Alone Server to the Latest Version

Products

• Carbon Black EDR (formerly Cb Response)

Issue/Introduction

To upgrade a standalone on-prem CB Response server to the latest version.

Environment

• EDR Server: 6.x
• Standalone server

Resolution

1. Stop the VMware Carbon Black EDR services:

# service cb-enterprise stop

2. Modify /etc/yum.repos.d/CarbonBlack.repo, set: (for specific version upgrades, please see release notes for baseurl)

baseurl=https://yum.distro.carbonblack.io/enterprise/stable/$releasever/$basearch/

3. Get the latest yum repository:

# yum clean all

4. Run:

# yum update cb-enterprise

5. ​​​​​Run:

# /usr/share/cb/cbupgrade

6. Follow all on-screen instructions to complete the upgrade. 

7. Start the EDR services:

# service cb-enterprise start

Additional Information

• Prior to upgrading, verify your Linux OS is compatible with the latest version of EDR. 
• A backup of the EDR Server is recommended prior to upgrading.
• Refer to the EDR Server/Cluster Management Guide for more details on the upgrade process.
• If during step 4 there is no error but no files are updated this may be because enabled=0 like this.
• When upgrading past 7.7.0 server version with an Event Forwarder
  • You must upgrade to 7.7.6 or 8.8.4 EF to properly connect into RabbitMQ. 
  • For remote EF servers, please follow the updated article to create your own RabbitMQ user that can log in. EDR: How to setup Cb-Event-Forwarder on a separate server