""ET WEB_CLIENT Possible Apache DDos UA Observed (DDos Apache) Inbound""
SID: 2029984
Revision: 3
Class Type: attempted-dos
Metadata: affected_product Web_Server_Applications, attack_target Web_Server, created_at 2020_04_21, deployment Perimeter, signature_severity Major, updated_at 2024_01_27
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: any
Destination Network: [$HOME_NET,$HTTP_SERVERS]
Destination Port: $HTTP_PORTS
Flow: established,to_client
Contents:
- Value: "User-Agent|3a 20|DDos Apache"
Within:
PCRE:
Special Options:
- http_header