""ET EXPLOIT Inbound VMware vCenter RCE Attempt M3 (CVE-2021-21972)""

SID: 2031670

Revision: 2

Class Type: attempted-admin

Metadata: affected_product VMware, attack_target Server, created_at 2021_02_25, cve CVE_2021_21972, deployment Perimeter, deployment Internal, deployment SSLDecrypt, signature_severity Major, updated_at 2021_02_25

Reference:

  • cve

  • 2021-21972

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: "/ui/vropspluginui/rest/services/uploadova"

  • Value: "|0d 0a|.|5c|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_client_body

source