<185>Oct 16 01:09:33 WAFirewall CEF:0|Barracuda|WAF|1210|119|MALFORMED_VERSION|1|cat=WF dst=37.62.1.57 dpt=80 act=DENY msg=[GET /index.htm HTTP/0.9] duser="-" src=5.219.31.243 spt=35047 requestMethod=GET app=HTTP requestContext="-" start=Oct 16 2023 01:09:33  rt=1697436573435  request=/index.htm requestClientApplication="Unknown" dvchost=WAFirewall externalId=18b371a9efb-129cc042 cn2=35047 cn2Label=ProxyPort cs1=global cs1Label=RuleID cs2=NONE cs2Label=FollowUpAction cs3=GLOBAL cs3Label=RuleType cs4=Protocol Violations cs4Label=AttackGroup cs5=5.219.31.243 cs5Label=ProxyIP cs6="-" cs6Label=SessionID 

Product: Barracuda WAF
Vendor: Barracuda