EDR: Error: "ValueError: check_hostname requires server_hostname"
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EDR: Error: "ValueError: check_hostname requires server_hostname"

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Article ID: 285180

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Updated On:

Products

Carbon Black EDR (formerly Cb Response)

Issue/Introduction

  • After upgrading to 7.5 UI shows message: "VMware Carbon Black Threat Intel enabled but not connected. Error Code: 605 at YYY-MM-DD and time"
  • Alliance Logs: "ValueError: check_hostname requires server_hostname"

Environment

  • EDR Server: 7.5.x

Cause

Urllib changed the way they take a proxy config.

Resolution

A code change is slated to occur in a future version to allow this change.

Workaround:
  1. From the Application Server navigate to and edit the file /etc/cb/cb.conf
  2. Find the line entitled, "AllianceClientProxyURL" and change "HTTPS" to "HTTP"
  3. Save changes
  4. Restart EDR Server services