<185>Oct 13 05:14:49 WAFirewall CEF:0|Barracuda|WAF|1210|342|GEO_IP_BLOCK|1|cat=WF dst=133.97.187.218 dpt=443 act=DENY msg=[GeoIP Policy Match] duser="-" src=216.130.183.188 spt=51592 requestMethod=GET app=TLSv1.3 requestContext="-" start=Oct 13 2023 05:14:49  rt=1697192089191  request=/Volunteer/VolEventInfo.jsp requestClientApplication="Mozilla/5.0 (compatible; YandexBot/3.0; +http://yandex.com/bots)" dvchost=WAFirewall externalId=18b28881653-33cadff7 cn2=51592 cn2Label=ProxyPort cs1=global cs1Label=RuleID cs2=NONE cs2Label=FollowUpAction cs3=GLOBAL cs3Label=RuleType cs4=Forceful Browsing cs4Label=AttackGroup cs5=216.130.183.188 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: 51592
facilitycode: 23
facilitylabel: local7
fqdn: /Volunteer/VolEventInfo.jsp
localhostname: WAFirewall
localstarttime: 1697192089191 
messagetype: GEO_IP_BLOCK
priority: 185
senderhost: 10.0.0.250
sensitivity: normal
serverport: 443
severitycode: 9
severitylabel: alert
sourceinfo: unknown
tags: ['RuleID:global', 'barracuda_waf_GEO_IP_BLOCK', 'AttackGroup:Forceful Browsing', 'RuleType:GLOBAL', 'barracuda_waf', 'rfc3164', 'GEO_IP_BLOCK', 'cef', 'ProxyIP:95.108.213.220', 'SessionID:-', 'FollowUpAction:NONE']
vendorcode: 342
streamName: barracuda_waf
clientIP: 216.130.183.188
serverIP: 133.97.187.218
userName: -