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WinCollect: Managed agents are unable to register with QRadar and creates multiple CLOSE_WAIT connections on the Windows server due to bad certificates

Troubleshooting


Problem

Managed WinCollect agents are not able to register with QRadar and multiple session for port 8413 are created with CLOSE_WAIT status in the Windows server where the WinCollect agent is installed.

Symptom

  •  Agent is unable to register with QRadar.
  • Multiple connections for port 8413 are created on the Windows server with CLOSE_WAIT status.
    Note: You can use the netstat -a command in the Windows cmd to check these connections:
    image-20240627143034-1
  • Errors of SSL Negotiation issue are seen in the QRadar side. In the managed host that is being used as the configuration server the following errors are seen in /var/log/qradar.log:
    [INFO] Following message suppressed 149 times in 300000 milliseconds
    [ERROR]  hit an SSL Negotiation issue, most likely tried to connect with an invalid PEM
    Received fatal alert: certificate_expired

Document Location

Worldwide

[{"Line of Business":{"code":"LOB77","label":"Automation Platform"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSBQAC","label":"IBM Security QRadar SIEM"},"ARM Category":[{"code":"a8m0z000000cwtwAAA","label":"WinCollect"}],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"All Versions","Type":"MASTER"}]

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Document Information

Modified date:
27 June 2024

UID

ibm17159067