""ET WEB_CLIENT Opera Window.Open document.cloneNode Null Pointer Deference Attempt""

SID: 2012511

Revision: 1

Class Type: attempted-user

Metadata: affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2011_03_16, deployment Perimeter, signature_severity Major, tag Web_Client_Attacks, updated_at 2016_07_01

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "window.open|28|"

  • Value: "document.createElement|28|"

  • Value: "document.body.appendChild|28|"

  • Value: "close|28|"

  • Value: "document.cloneNode|28|"

Within:

PCRE:

Special Options:

  • nocase

  • nocase

  • nocase

  • nocase

  • nocase

source