""ET EXPLOIT F5 BIG-IP iControl REST Unauthenticated RCE Inbound (CVE-2021-22986)""

SID: 2032092

Revision: 2

Class Type: attempted-admin

Metadata: attack_target Server, created_at 2021_03_17, cve CVE_2021_22986, deployment Perimeter, deployment Internal, deployment SSLDecrypt, signature_severity Major, updated_at 2021_03_17

Reference:

  • cve

  • 2021-22986

Protocol: tcp

Source Network: any

Source Port: any

Destination Network: [$HOME_NET,$HTTP_SERVERS]

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "/mgmt/"

  • Value: "|22|filepath|22 3a 22 60|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_client_body

  • fast_pattern

source