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MISP server synchronization error





If Flowmon has a local MISP server configured with TLS 1.3, synchronization is not working due to an unsupported TLS version.


Product: Flowmon ADS

Version: Any

Platform: Any

Question/Problem Description:

Why synchronization of Blacklist entries with the MISP server is not working?

Steps to Reproduce:  
Error Message:
ERROR: Blacklist ID: 13 - An error occured during parsing,
error: Unable to connect to MISP (https://<>).
Please make sure the API key and the URL are correct (http/https is required):
HTTPSConnectionPool(host='', port=443):
Max retries exceeded with url: /servers/getPyMISPVersion.json
(Caused by SSLError(SSLError(1, '[SSL: TLSV1_ALERT_PROTOCOL_VERSION] tlsv1 alert protocol version (_ssl.c:749)'),)).
Defect Number: FLMON-6267
Enhancement Number:  
Cause: TLS version incompatibility
Resolution: Set the supported version of TLS (up to TLS 1.2) on the MISP server. Check the configured version of TLS with command:
nmap -sV --script ssl-enum-ciphers -p 443 <>

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