""ET WEB_SPECIFIC_APPS pfSense CE 2.7.0 gfif Parameter Remote Code Execution Attempt (CVE-2023-42326) M2""

SID: 2049665

Revision: 1

Class Type: attempted-admin

Metadata: attack_target Networking_Equipment, created_at 2023_12_12, cve CVE_2023_42326, deployment Perimeter, deployment Internal, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_12_12, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application

Reference:

  • cve

  • 2023-42326

Protocol: tcp

Source Network: any

Source Port: any

Destination Network: $HOME_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "/interfaces_gre_edit.php"

  • Value: "__csrf_magic|3d|" Depth: 13

  • Value: "greif|3d|"

  • Value: "|3b|"

Within: 50

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_client_body

  • http_client_body

  • http_client_body

source