Critical severity · published Mar 4, 2024
CVE-2024-27198
JetBrains TeamCity Authentication Bypass Vulnerability
RansomwareIn wildKEV
9.8
CVSS
99.9%
EPSS
Yes
On KEV
Description
In JetBrains TeamCity before 2023.11.4 authentication bypass allowing to perform admin actions was possible
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)99.9% · higher than 100% of CVEs
Exploited in the wildYes
CISA KEVListed Mar 7, 2024
Federal remediation dueMar 28, 2024
Ransomware campaign useKnown
Affected products
Which versions
TE
TeamCity · JetBrains
before 2023.11.4 · source: vendor, NVD, CISA, KEV
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-27198
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-27198
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
www.jetbrains.com
https://www.jetbrains.com/privacy-security/issues-fixed/
www.darkreading.com
https://www.darkreading.com/cyberattacks-data-breaches/jetbrains-teamcity-mass-exploitation-underway-rogue-accounts-thrive
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