Vulnerability in Jetbrains Teamcity
CVE-2024-27198
In JetBrains TeamCity before 2023.11.4 authentication bypass allowing to perform admin actions was possible
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.999 (100.0th percentile), scored .
Very high probability of exploitation in the next 30 days — among the top 0.1% most-likely-to-be-exploited CVEs. 100th percentile — 100.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
The 30-day trend appears once there are two daily scores.
Affected products
- Jetbrains Teamcity — versions 0
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Known ransomware campaign use: yes.
Public proof-of-concept exploits
References
- www.jetbrains.com/privacy-security/issues-fixed/ (Vendor Advisory)
- www.darkreading.com/cyberattacks-data-breaches/jetbrains-teamcity-mass-exploita… (Third Party Advisory, Press/Media Coverage)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2024-27198?
- CVE-2024-27198 is a critical-severity vulnerability in Jetbrains Teamcity, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 9.8/10. Published 2024-03-04.
- How severe is CVE-2024-27198?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2024-27198 known to be exploited?
- Yes. CVE-2024-27198 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-03-07), indicating it is being actively exploited. 95 public proof-of-concept repositories are indexed.