""ET WEB_SPECIFIC_APPS Wordpress 3DPrint Lite Plugin Arbitrary File Upload Attempt - PHP webshell Payload (CVE-2021-4436)""

SID: 2050738

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Wordpress_Plugins, attack_target Web_Server, created_at 2024_02_06, cve CVE_2021_4436, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Major, updated_at 2024_02_06

Reference:

  • cve

  • 2021-4436

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: $HOME_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "?action=p3dlite_handle_upload"

Within:

PCRE: "/\?action=p3dlite_handle_upload$/U"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

source