""ET EXPLOIT Advantech iView RCE Setup via Config Overwrite Inbound (CVE-2021-22652)""

SID: 2032767

Revision: 2

Class Type: attempted-admin

Metadata: attack_target Web_Server, created_at 2021_04_15, cve CVE_2021_22652, deployment Perimeter, deployment Internal, signature_severity Major, updated_at 2021_04_15

Reference:

  • cve

  • 2021-22652

Protocol: tcp

Source Network: any

Source Port: any

Destination Network: [$HTTP_SERVERS,$HOME_NET]

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "/iView3/NetworkServlet"

  • Value: "page_action"

  • Value: "|22|EXPORTPATH|22 3a 20 22|webapps|5c 5c|iView3|5c 5c 22|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_client_body

  • http_client_body

source