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CVE-2023-42793JetBrains TeamCity Authentication Bypass Vulnerability
In JetBrains TeamCity before 2023.05.4 authentication bypass leading to RCE on TeamCity Server was possible
9.8 CRITICALEPSS 99.98%⚡ Known Exploited (CISA KEV)NVD: Analyzed
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 9.8 | CRITICAL | 3.1JetBrains (CNA) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
CISA required action
⚡ Known exploited · remediation due Oct 25, 2023
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Details
- CVE ID
- CVE-2023-42793
- Status
- Analyzed
- Assigner (CNA)
- JetBrains
- Published
- Sep 19, 2023
- Last modified
- 2026-06-17 06:24 UTC
Affected Products
As published by the CNA in the CVE record.
JetBrainsTeamCity1 version range
- before 2023.05.4
References
- packetstormsecurity.com http://packetstormsecurity.com/files/174860/JetBrains-TeamCity-Unauthenticated-Remote-Code-Execution.html
- attackerkb.com https://attackerkb.com/topics/1XEEEkGHzt/cve-2023-42793
- blog.jetbrains.com https://blog.jetbrains.com/teamcity/2023/09/cve-2023-42793-vulnerability-post-mortem/
- jetbrains.com https://www.jetbrains.com/privacy-security/issues-fixed/
- rapid7.com https://www.rapid7.com/blog/post/2023/09/25/etr-cve-2023-42793-critical-authentication-bypass-in-jetbrains-teamcity-ci-cd-servers/
- securityweek.com https://www.securityweek.com/recently-patched-teamcity-vulnerability-exploited-to-hack-servers/
- sonarsource.com https://www.sonarsource.com/blog/teamcity-vulnerability/
- cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-42793