""ET WEB_CLIENT Adobe Reader and Acrobat U3D File Invalid Array Index Remote Code Execution Attempt""

SID: 2012179

Revision: 2

Class Type: attempted-user

Metadata: affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2011_01_15, cve CVE_2009_2990, deployment Perimeter, signature_severity Major, tag Web_Client_Attacks, updated_at 2011_07_06, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application

Reference:

  • cve

  • 2009-2990

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "/U3D/Length 172"

Within:

PCRE: "/<<[^>]*\x2FU3D\x2FLength\x20172[0-5][0-9]{2}/sm"

Special Options:

source