""ET EXPLOIT Netgear Seventh Inferno CVE-2021-41314 (new line injection)""

SID: 2033969

Revision: 2

Class Type: attempted-dos

Metadata: attack_target Networking_Equipment, created_at 2021_09_16, cve CVE_2021_41314, deployment Perimeter, signature_severity Major, updated_at 2021_09_16

Reference:

  • cve

  • 2021-41314

Protocol: tcp

Source Network: any

Source Port: any

Destination Network: [$HOME_NET,$HTTP_SERVERS]

Destination Port: $HTTP_PORTS

Flow:

Contents:

  • Value: "POST"

  • Value: "/cgi/set.cgi?cmd=home_loginAuth"

  • Value: "_ds="

  • Value: "pwd="

Within:

PCRE: "/pwd=[^&\x0d\r]+[\n\x0a]/P"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_client_body

  • http_client_body

source