""ET EXPLOIT Possible Command Injection via User-Agent (PwnAgent) - CVE-2023-24749, CVE-2022-47208""

SID: 2045636

Revision: 1

Class Type: attempted-admin

Metadata: affected_product Netgear_Router, attack_target Networking_Equipment, created_at 2023_05_11, cve CVE_2023_24749_CVE_2022_47208, deployment Perimeter, deployment Internal, performance_impact Low, confidence Low, signature_severity Major, updated_at 2023_05_11, mitre_tactic_id TA0008, mitre_tactic_name Lateral_Movement, mitre_technique_id T1210, mitre_technique_name Exploitation_Of_Remote_Services

Reference:

  • cve

  • 2022-47208

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: any

Destination Port: 80

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "|22 3b|"

  • Value: "|3b 22 0d 0a|"

Within:

PCRE: "/^User-Agent\x3a\x20[^\r\n]+\x22\x3b[^\r\n]+\x3b\x22[\r\n]+$/Hmi"

Special Options:

  • http_method

  • http_header

  • fast_pattern

  • http_header

source