<185>Mar  8 08:23:24 WAFirewall CEF:0|Barracuda|WAF|1210|118|INVALID_METHOD|1|cat=WF dst=86.180.197.219 dpt=443 act=DENY msg=[t3 12.1.2] duser="-" src=197.107.198.143 spt=45852 requestMethod="-" app=TLSv1.3 requestContext="-" start=Mar 08 2024 08:23:24  rt=1709907804268  request=/ requestClientApplication="Unknown" dvchost=WAFirewall externalId=18e1e72806c-da7dc2d cn2=45852 cn2Label=ProxyPort cs1=global cs1Label=RuleID cs2=NONE cs2Label=FollowUpAction cs3=GLOBAL cs3Label=RuleType cs4=Protocol Violations cs4Label=AttackGroup cs5=197.107.198.143 cs5Label=ProxyIP cs6="-" cs6Label=SessionID 

This is a syslog message from a product called Barracuda WAF by Barracuda. The following fields were extracted from the message:
action: block
clientport: 45852
facilitycode: 23
facilitylabel: local7
fqdn: /
localhostname: WAFirewall
localstarttime: 1709907804268 
messagetype: INVALID_METHOD
priority: 185
senderhost: 10.0.0.250
sensitivity: normal
serverport: 443
severitycode: 9
severitylabel: alert
sourceinfo: unknown
tags: ['RuleID:global', 'ProxyIP:165.154.172.88', 'RuleType:GLOBAL', 'barracuda_waf', 'rfc3164', 'cef', 'SessionID:-', 'FollowUpAction:NONE', 'barracuda_waf_INVALID_METHOD', 'AttackGroup:Protocol Violations', 'INVALID_METHOD']
vendorcode: 118
streamName: barracuda_waf
clientIP: 197.107.198.143
serverIP: 86.180.197.219
userName: -