""ET EXPLOIT Vulnerable Microsoft Exchange Server Response (CVE-2021-31207)""

SID: 2033683

Revision: 1

Class Type: attempted-admin

Metadata: affected_product Microsoft_Exchange, attack_target Server, created_at 2021_08_09, cve CVE_2021_31207, deployment Perimeter, deployment Internal, signature_severity Major, tag Exploit, updated_at 2022_12_23, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application

Reference:

  • cve

  • 2021-31207

Protocol: tcp

Source Network: [$HOME_NET,$HTTP_SERVERS]

Source Port: any

Destination Network: any

Destination Port: any

Flow: established,from_server

Contents:

  • Value: "302"

Within:

PCRE:

Special Options:

  • http_stat_code

source