""ET WEB_CLIENT Download of PDF With Compressed Flash Content""

SID: 2012907

Revision: 2

Class Type: misc-activity

Metadata: affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2011_05_31, deployment Perimeter, signature_severity Major, tag Web_Client_Attacks, updated_at 2011_06_30

Reference:

• Link

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

• Value: "stream"

• Value: "|0A|CWS"

Within: 5

PCRE: "/stream(\x0D\x0A|\x0A)CWS/"

Special Options:

• fast_pattern

source