CB Response: After Upgrading To 6.2.2, CB Threat Intel Is No Longer Connecting

Products

• Carbon Black EDR (formerly Cb Response)

Issue/Introduction

• On the server dashboard 'Server Communication Status' is red and shows an error code of 605.
• Error in :/var/log/cb/allianceclient/allianceclient.log

<err> cb.alliance.community -
...urlopen
File "/opt/jenkins/build/workspace/build-cbent-signed-docker-staging/code/coreservices/src/cb/utils/requests/packages/urllib3/connectionpool.py", line 545, in urlopen
File "/opt/jenkins/build/workspace/build-cbent-signed-docker-staging/code/coreservices/src/cb/utils/requests/packages/urllib3/connectionpool.py", line 324, in _get_conn
File "/opt/jenkins/build/workspace/build-cbent-signed-docker-staging/code/coreservices/src/cb/utils/requests/packages/urllib3/connectionpool.py", line 734, in _new_conn
File "/opt/jenkins/build/workspace/build-cbent-signed-docker-staging/code/coreservices/src/cb/utils/requests/packages/urllib3/connectionpool.py", line 698, in _prepare_conn
File "/opt/jenkins/build/workspace/build-cbent-signed-docker-staging/code/coreservices/src/cb/utils/requests/packages/urllib3/connectionpool.py", line 152, in connect
File "/opt/jenkins/build/workspace/build-cbent-signed-docker-staging/code/coreservices/src/cb/utils/requests/packages/urllib3/connectionpool.py", line 110, in _challenge_response_tunnel
AttributeError: VerifiedHTTPSConnection instance has no attribute '_set_hostport'

• Latest values in the postgres table, allianceclient_comm_history show an http_status of 605
• Alliance Client Proxy is configured in cb.conf in the field AllianceClientProxyUrl

Environment

• CB Response Server: 6.2.2

Cause

Due to changes from Python 2.6 to 2.7, attempting to connect to the Alliance backend uses an attribute that no longer exists. This issue is tracked with the ID CB-19556.

Resolution

This issue is resolved in CB Response Server 6.2.3.