""ET INFO Java Url Lib User Agent Web Crawl (Inbound)""

SID: 2002945

Revision: 13

Class Type: misc-activity

Metadata: attack_target Web_Server, created_at 2010_07_30, deployment Perimeter, signature_severity Informational, updated_at 2023_04_28

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: $HOME_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "Java/"

Within:

PCRE: "/^User-Agent\x3a[^\n]+Java/\d.\d/Hmi"

Special Options:

  • nocase

  • http_header

  • fast_pattern

source