EDB-51884
remotejava
JetBrains TeamCity 2023.05.3 - Remote Code Execution (RCE)
CVE-2023-42793
ByteHunter3/14/2024
CVE-2023-42793
9.8CRITICALIn JetBrains TeamCity before 2023.05.4 authentication bypass leading to RCE on TeamCity Server was possible
Published: 9/19/2023Updated: 10/24/2025
CISA Known Exploited Vulnerability
JetBrains TeamCity contains an authentication bypass vulnerability that allows for remote code execution on TeamCity Server.
Required Action:
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Due Date:
2023-10-25
Known Ransomware Use
Description
In JetBrains TeamCity before 2023.05.4 authentication bypass leading to RCE on TeamCity Server was possible
AI AnalysisPowered by AI
Affected Products
jetbrainsteamcity
Available Exploits (1)
References
- http://packetstormsecurity.com/files/174860/JetBrains-TeamCity-Unauthenticated-Remote-Code-Execution.htmlExploitThird Party AdvisoryVDB Entry
- https://attackerkb.com/topics/1XEEEkGHzt/cve-2023-42793Third Party Advisory
- https://blog.jetbrains.com/teamcity/2023/09/cve-2023-42793-vulnerability-post-mortem/Vendor Advisory
- https://www.jetbrains.com/privacy-security/issues-fixed/Vendor Advisory
- https://www.rapid7.com/blog/post/2023/09/25/etr-cve-2023-42793-critical-authentication-bypass-in-jetbrains-teamcity-ci-cd-servers/Broken LinkThird Party Advisory
- https://www.securityweek.com/recently-patched-teamcity-vulnerability-exploited-to-hack-servers/Press/Media Coverage
- https://www.sonarsource.com/blog/teamcity-vulnerability/ExploitThird Party Advisory
- http://packetstormsecurity.com/files/174860/JetBrains-TeamCity-Unauthenticated-Remote-Code-Execution.htmlExploitThird Party AdvisoryVDB Entry
- https://attackerkb.com/topics/1XEEEkGHzt/cve-2023-42793Third Party Advisory
- https://blog.jetbrains.com/teamcity/2023/09/cve-2023-42793-vulnerability-post-mortem/Vendor Advisory
- https://www.jetbrains.com/privacy-security/issues-fixed/Vendor Advisory
- https://www.rapid7.com/blog/post/2023/09/25/etr-cve-2023-42793-critical-authentication-bypass-in-jetbrains-teamcity-ci-cd-servers/Broken LinkThird Party Advisory
- https://www.securityweek.com/recently-patched-teamcity-vulnerability-exploited-to-hack-servers/Press/Media Coverage
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-42793US Government Resource