""ET WEB_SPECIFIC_APPS JetBrains TeamCity Authentication Bypass Attempt (CVE-2024-27199) - Vulnerability Check""

SID: 2051508

Revision: 1

Class Type: attempted-recon

Metadata: affected_product JetBrains_TeamCity, attack_target Web_Server, tls_state TLSDecrypt, created_at 2024_03_06, cve CVE_2024_27199, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, tag JetBrains_TeamCity, tag CVE_2024_27199, 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: "GET" Depth: 3

  • Value: "|2e 2e|"

  • Value: "/admin/diagnostic.jsp HTTP/"

Within:

PCRE: "/^GET\x20\x2f(res|update|\x2ewell-known\x2facme-challenge)\x2f/"

Special Options:

  • fast_pattern

source