CVE-2024-27198
Published: March 7, 2024
Official Description
JetBrains TeamCity contains an authentication bypass vulnerability that allows an attacker to perform admin actions.
CISA KEV Advisory
JetBrains TeamCity Authentication Bypass Vulnerability
JetBrains TeamCity contains an authentication bypass vulnerability that allows an attacker to perform admin actions.
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Risk Analysis
This vulnerability in JetBrains TeamCity allows an attacker to bypass authentication and perform administrative actions. The extremely high EPSS score of 0.94579 indicates a very high likelihood of exploitation, making this a critical vulnerability to address immediately.
This vulnerability is actively being exploited in the wild and is listed in CISA's KEV catalog, confirming its active exploitation by threat actors.
Administrators should apply the latest security patches or upgrades for JetBrains TeamCity to mitigate this authentication bypass vulnerability.
Technical Analysis
CVE-2024-27198 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2024-27198 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Exploit & PoC Resources
All References (2)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2024-27198 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1