{"schema":"threatline.record/2","record":{"id":"CVE-2024-27198","aliases":[],"summary":"JetBrains TeamCity Authentication Bypass Vulnerability","details":"JetBrains TeamCity contains an authentication bypass vulnerability that allows an attacker to perform admin actions.","categories":["Applications & CMS"],"product":"TeamCity","vendor":"JetBrains","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2024-27198","source_modified_at":"2025-10-21T23:05:23.577Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"TeamCity","vendor":"JetBrains","versions":[{"version":"0","status":"affected","lessThan":"2023.11.4","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2024-27198","source_modified_at":"2025-10-21T23:05:23.577Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"TeamCity","ecosystem":null},"version":"2023.11.4","basis":"first unaffected version stated in the CVE record"}],"cvss":9.8,"severity":"Critical","kev":{"listed":true,"date_added":"2024-03-07","due_date":"2024-03-28","required_action":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","ransomware_campaign_use":"Known"},"epss":{"probability":0.99938,"percentile":0.99972,"score_date":"2026-10-23"},"published_at":"2024-03-04T17:21:39.422Z","modified_at":"2025-10-21T23:05:23.577Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2024-27198","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:05:23.577Z"},{"source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/jetbrains_teamcity_rce_cve_2024_27198.rb","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2024-03-04"},{"source":"Exploit-DB","url":"https://www.exploit-db.com/exploits/52411","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-08-11"},{"source":"Nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-27198.yaml","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":null},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2024-27198","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","Metasploit","Exploit-DB","Nuclei","EPSS"],"references":[{"url":"https://www.jetbrains.com/help/teamcity/teamcity-2023-11-4-release-notes.html","source":"CISA KEV"},{"url":"https://blog.jetbrains.com/teamcity/2024/03/additional-critical-security-issues-affecting-teamcity-on-premises-cve-2024-27198-and-cve-2024-27199-update-to-2023-11-4-now/","source":"CISA KEV"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-27198","source":"CISA KEV"},{"source":"CVE List","url":"https://www.jetbrains.com/privacy-security/issues-fixed/","tags":["x_transferred"]},{"source":"CVE List","url":"https://www.darkreading.com/cyberattacks-data-breaches/jetbrains-teamcity-mass-exploitation-underway-rogue-accounts-thrive","tags":["x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-27198","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"active","automatable":"yes","technical_impact":"total","assessed_at":"2024-03-20T14:07:07.365272Z"},"exploits":[{"source":"Metasploit","kind":"Exploit module","name":"JetBrains TeamCity Unauthenticated Remote Code Execution","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/jetbrains_teamcity_rce_cve_2024_27198.rb","date":"2024-03-04","added":"2026-06-02","check":true},{"source":"Exploit-DB","kind":"Webapps exploit","name":"JetBrains TeamCity 2023.11.4 - Authentication Bypass","url":"https://www.exploit-db.com/exploits/52411","date":"2025-08-11","added":"2025-08-11","verified":false},{"source":"Nuclei","kind":"Scanner template","name":"TeamCity < 2023.11.4 - Authentication Bypass","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-27198.yaml"}],"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2025-10-21T23:05:23.577Z","content_hash":"683a60b1abf582842897fdd62356ccbf0797cc64f7f6fd01dc06e536a7c815a9"}}