<185>Oct 13 05:56:32 WAFirewall CEF:0|Barracuda|WAF|1210|118|INVALID_METHOD|1|cat=WF dst=205.59.18.164 dpt=80 act=DENY msg=[] duser="-" src=51.197.154.174 spt=53535 requestMethod="-" app=HTTP requestContext="-" start=Oct 13 2023 05:56:32  rt=1697194592847  request=/ requestClientApplication="Unknown" dvchost=WAFirewall externalId=18b28ae4a4f-119ac325 cn2=53535 cn2Label=ProxyPort cs1=global cs1Label=RuleID cs2=NONE cs2Label=FollowUpAction cs3=GLOBAL cs3Label=RuleType cs4=Protocol Violations cs4Label=AttackGroup cs5=51.197.154.174 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: 53535
facilitycode: 23
facilitylabel: local7
fqdn: /
localhostname: WAFirewall
localstarttime: 1697194592847 
messagetype: INVALID_METHOD
priority: 185
senderhost: 10.0.0.250
sensitivity: normal
serverport: 80
severitycode: 9
severitylabel: alert
sourceinfo: unknown
tags: ['RuleID:global', 'ProxyIP:178.79.180.52', 'RuleType:GLOBAL', 'barracuda_waf', 'rfc3164', 'cef', 'SessionID:-', 'FollowUpAction:NONE', 'barracuda_waf_INVALID_METHOD', 'AttackGroup:Protocol Violations', 'INVALID_METHOD']
vendorcode: 118
streamName: barracuda_waf
clientIP: 51.197.154.174
serverIP: 205.59.18.164
userName: -