<185>Sep  4 02:32:37 WAFirewall CEF:0|Barracuda|WAF|1210|342|GEO_IP_BLOCK|1|cat=WF dst=16.255.242.46 dpt=80 act=DENY msg=[GeoIP Policy Match] duser="-" src=158.172.169.118 spt=61344 requestMethod=GET app=HTTP requestContext="-" start=Sep 04 2023 02:32:37  rt=1693812757638  request=/ requestClientApplication="Mozilla/5.0" dvchost=WAFirewall externalId=18a5f1b9486-e2c4bb41 cn2=61344 cn2Label=ProxyPort cs1=global cs1Label=RuleID cs2=NONE cs2Label=FollowUpAction cs3=GLOBAL cs3Label=RuleType cs4=Forceful Browsing cs4Label=AttackGroup cs5=158.172.169.118 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: 61344
facilitycode: 23
facilitylabel: local7
fqdn: /
localhostname: WAFirewall
localstarttime: 1693812757638 
messagetype: GEO_IP_BLOCK
priority: 185
senderhost: 10.0.0.250
sensitivity: normal
serverport: 80
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', 'SessionID:-', 'ProxyIP:193.106.29.122', 'FollowUpAction:NONE']
vendorcode: 342
streamName: barracuda_waf
clientIP: 158.172.169.118
serverIP: 16.255.242.46
userName: -