<185>Aug  7 20:30:34 WAFirewall CEF:0|Barracuda|WAF|1210|118|INVALID_METHOD|1|cat=WF dst=188.110.99.47 dpt=80 act=DENY msg=[] duser="-" src=172.145.125.248 spt=62230 requestMethod="-" app=HTTP requestContext="-" start=Aug 07 2023 20:30:34  rt=1691458234548  request=/ requestClientApplication="Unknown" dvchost=WAFirewall externalId=189d2c468b4-ea9d0400 cn2=62230 cn2Label=ProxyPort cs1=global cs1Label=RuleID cs2=NONE cs2Label=FollowUpAction cs3=GLOBAL cs3Label=RuleType cs4=Protocol Violations cs4Label=AttackGroup cs5=172.145.125.248 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: 62230
facilitycode: 23
facilitylabel: local7
fqdn: /
localhostname: WAFirewall
localstarttime: 1691458234548 
messagetype: INVALID_METHOD
priority: 185
senderhost: 10.0.0.250
sensitivity: normal
serverport: 80
severitycode: 9
severitylabel: alert
sourceinfo: unknown
tags: ['RuleID:global', 'ProxyIP:198.235.24.109', 'RuleType:GLOBAL', 'barracuda_waf', 'rfc3164', 'cef', 'SessionID:-', 'FollowUpAction:NONE', 'barracuda_waf_INVALID_METHOD', 'AttackGroup:Protocol Violations', 'INVALID_METHOD']
vendorcode: 118
streamName: barracuda_waf
clientIP: 172.145.125.248
serverIP: 188.110.99.47
userName: -