""ET INFO Adobe FDF in HTTP Flowbit Set""

SID: 2023715

Revision: 2

Class Type: not-suspicious

Metadata: affected_product Adobe_Reader, attack_target Client_Endpoint, created_at 2017_01_10, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2017_01_10

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: from_server,established

Contents:

  • Value: "%FDF-"

Within: 5

PCRE:

Special Options:

  • file_data

source