""ET EXPLOIT Cisco ASA XSS Attempt (CVE-2020-3580)""

SID: 2033994

Revision: 2

Class Type: web-application-attack

Metadata: affected_product Web_Server_Applications, attack_target Networking_Equipment, created_at 2021_09_21, cve CVE_2020_3580, deployment Perimeter, deployment Internal, signature_severity Major, updated_at 2021_09_21

Reference:

  • cve

  • 2020-3580

Protocol: tcp

Source Network: any

Source Port: any

Destination Network: [$HOME_NET,$HTTP_SERVERS]

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "/+CSCOE+/saml/sp/acs?tgname="

  • Value: "=|22|><"

Within:

PCRE:

Special Options:

  • http_method

  • fast_pattern

  • http_uri

  • http_client_body

source