""ET WEB_SERVER PHP System Command in HTTP POST""

SID: 2020102

Revision: 3

Class Type: web-application-attack

Metadata: created_at 2015_01_07, updated_at 2015_01_08

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: $HTTP_SERVERS

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "<?"

  • Value: "system|28|"

Within:

PCRE:

Special Options:

  • http_method

  • http_client_body

  • http_client_body

source