CVE-2024-27199 kev+ ransomware in the critical feed json
In JetBrains TeamCity before 2023.11.4 path traversal allowing to perform limited admin actions was possible
published 2y ago modified 4mo ago also EUVD-2024-24438
- cvss
- 7.3
- version 3.1, CNA
- cisa kev
- Exploited
- added 2026-04-20, used in ransomware
- epss
- 100.0%
- EPSS 100.0% chance of exploitation in 30 days, percentile 99.9%
- public exploits
- 0
- none known
Summary
In JetBrains TeamCity before 2023.11.4 path traversal allowing to perform limited admin actions was possible
Patch / fix
cisa required action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- JetBrains TeamCity 2023.11.4
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Check with FencerTimeline
- CISA SSVC: exploitation active
- Published
- Added to CISA KEV
- CISA patch deadline
Known exploited
- Added
- 6mo ago
- Patch by
- 2026-05-04 (6mo ago)
- Ransomware
- Known to be used in ransomware campaigns
- Required action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Vendor, product
- JetBrains, TeamCity
- CISA name
- JetBrains TeamCity Relative Path Traversal Vulnerability
CISA SSVC
- Exploitation
- Active, exploited in the wild
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 2y ago
Exploit prediction
99.99% chance of exploitation in the next 30 days, higher than 99.9% of all scored CVEs (FIRST EPSS, 2026-11-11).
Exploits and checks
- github.com https://github.com/Stuub/RCity-CVE-2024-27198/blob/main/RCity.py referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
| NVD | 3.1 | 7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
Affected products
- JetBrains TeamCity
Classification
References
-
github.com
/Stuub/RCity-CVE-2024-27198/blob/main/RCity.py
exploit
-
jetbrains.com
/privacy-security/issues-fixed/
vendor-advisory
-
darkreading.com
/cyberattacks-data-breaches/jetbrains-teamcity-mass-exploitation-underway-rogue-accounts-thrive
press/media-coverage
-
cisa.gov
/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-27199
government-resource, us-government-resource
Sources
- CVE List CVE-2024-27199
- NVD CVE-2024-27199
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.