""ET WEB_SPECIFIC_APPS JetBrains TeamCity Authentication Bypass Attempt (CVE-2024-27198) - Admin User Creation Attempt""

SID: 2051506

Revision: 1

Class Type: attempted-admin

Metadata: affected_product JetBrains_TeamCity, attack_target Web_Server, tls_state TLSDecrypt, created_at 2024_03_06, cve CVE_2024_27198, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, tag JetBrains_TeamCity, tag CVE_2024_27198, updated_at 2024_03_06

Reference:

Protocol: tcp

Source Network: any

Source Port: any

Destination Network: $HOME_NET

Destination Port: [$HTTP_PORTS,8111]

Flow: established,to_server

Contents:

  • Value: "POST" Depth: 4

  • Value: "jsp|3d|/app/rest/users|3b|"

  • Value: ".jsp"

  • Value: "|0d 0a 0d 0a 7b|"

  • Value: "|22|username|22 3a 20 22|"

  • Value: "|22 2c 20 22|password|22 3a 20 22|"

  • Value: "|5b 7b 22|roleId|22 3a 20 22|SYSTEM_ADMIN"

Within: 50

PCRE:

Special Options:

  • fast_pattern

source