CVE-2024-27198: JetBrains TeamCity Authentication Bypass Vulnerability
First published: Mon Mar 04 2024(Updated: )
In JetBrains TeamCity before 2023.11.4 authentication bypass allowing to perform admin actions was possible
Credit: cve@jetbrains.com cve@jetbrains.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Jetbrains Teamcity | ||
| Jetbrains Teamcity | <2023.11.4 | |
| <2023.11.4 |
Remedy
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
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Reference Links
- https://www.bleepingcomputer.com/news/security/exploit-available-for-new-critical-teamcity-auth-bypass-bug-patch-now/
- https://www.theregister.com/2024/03/05/rapid7_jetbrains_vuln_disclosure_dispute/
- https://www.bleepingcomputer.com/news/security/teamcity-auth-bypass-bug-exploited-to-mass-generate-admin-accounts/
- https://www.bleepingcomputer.com/news/security/critical-teamcity-flaw-now-widely-exploited-to-create-admin-accounts/
- https://www.theregister.com/2024/03/07/teamcity_exploits_lead_to_ransomware/
- https://www.darkreading.com/cyberattacks-data-breaches/jetbrains-teamcity-mass-exploitation-underway-rogue-accounts-thrive
- https://www.jetbrains.com/privacy-security/issues-fixed/
- https://www.bleepingcomputer.com/news/security/hackers-use-poc-exploits-in-attacks-22-minutes-after-release/
- https://www.jetbrains.com/help/teamcity/teamcity-2023-11-4-release-notes.html;
- https://nvd.nist.gov/vuln/detail/CVE-2024-27198
Frequently Asked Questions
What is the severity of CVE-2024-27198?
CVE-2024-27198 is classified as a critical authentication bypass vulnerability in JetBrains TeamCity.
How do I fix CVE-2024-27198?
To fix CVE-2024-27198, update JetBrains TeamCity to version 2023.11.4 or later.
What actions can be performed by exploiting CVE-2024-27198?
Exploitation of CVE-2024-27198 allows an attacker to perform administrative actions without proper authentication.
Which versions of JetBrains TeamCity are affected by CVE-2024-27198?
CVE-2024-27198 affects all versions of JetBrains TeamCity prior to 2023.11.4.
How can I determine if my JetBrains TeamCity installation is vulnerable to CVE-2024-27198?
Check the version of your JetBrains TeamCity installation to see if it's below version 2023.11.4 to determine vulnerability to CVE-2024-27198.
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