CVE-2024-27198

JetBrains TeamCity — JetBrains TeamCity Authentication Bypass Vulnerability
🔥 CVSS 3.1  9.8 / 10 — CRITICAL 🔴 CISA Known Exploited Vulnerability

Overview

JetBrains TeamCity contains an authentication bypass vulnerability that allows an attacker to perform admin actions.

https://www.jetbrains.com/help/teamcity/teamcity-2023-11-4-release-notes.html; https://nvd.nist.gov/vuln/detail/CVE-2024-27198

Key Details

PropertyValue
CVE ID CVE-2024-27198
Vendor / Product JetBrains — TeamCity
NVD Published2024-03-04
NVD Last Modified2025-10-24
CVSS 3.1 Score9.8
CVSS 3.1 VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SeverityCRITICAL
CWE CWE-288
CISA KEV Added2024-03-07
CISA KEV Deadline2024-03-28
Known Ransomware Use ⚠️ Yes

CVSS 3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Required Action

CISA BOD 22-01 Deadline: 2024-03-28. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Timeline

DateEvent
2024-03-07Added to CISA Known Exploited Vulnerabilities catalog
2024-03-28CISA BOD 22-01 remediation deadline

References

ResourceType
NVD — CVE-2024-27198 Vulnerability Database
CISA KEV Catalog Entry US Government