""ET INFO Possible SQLi Attempt in User Agent (Outbound)""

SID: 2022815

Revision: 2

Class Type: misc-activity

Metadata: created_at 2016_05_17, deployment Perimeter, former_category POLICY, performance_impact Moderate, confidence Low, signature_severity Minor, updated_at 2023_05_25

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "User-Agent|3a 20|"

  • Value: "select"

  • Value: "from"

Within: 20

PCRE: "/^User-Agent\x3a\x20[^\r\n]*select[^\r\n]+from/Hmi"

Special Options:

  • http_header

  • nocase

  • fast_pattern

  • http_header

  • nocase

  • http_header

source