CVE detail
CVE-2023-42793: JetBrains TeamCity Authentication Bypass Vulnerability
Source: CISA Known Exploited Vulnerabilities catalog · back to feed
Vendor / product
JetBrains · TeamCity
- Date added (KEV)
- Oct 04, 2023
- CISA due date
- Oct 25, 2023
- Ransomware campaign use
- Known
Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Vendor fix: Vendor advisory
Scorifya interpretation
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Plain English
Technical detail
From CISA
JetBrains TeamCity contains an authentication bypass vulnerability that allows for remote code execution on TeamCity Server.
https://blog.jetbrains.com/teamcity/2023/09/critical-security-issue-affecting-teamcity-on-premises-update-to-2023-05-4-now/ ; https://nvd.nist.gov/vuln/detail/CVE-2023-42793
See what attackers can see on your domain
This vulnerability is on CISA's Known Exploited Vulnerabilities list, so it is being exploited in the wild right now, including in ransomware campaigns. Scorifya can't test for JetBrains directly, but in about 30 seconds it shows what your own domain exposes publicly across TLS, security headers, DNS, and cookies: the surface attackers probe first.
SOC 2 compliance
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See Scorifya Controls →References
- 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://blog.jetbrains.com/teamcity/2023/09/cve-2023-42793-vulnerability-post-mortem/Vendor Advisory
- https://www.jetbrains.com/privacy-security/issues-fixed/Vendor Advisory
- http://packetstormsecurity.com/files/174860/JetBrains-TeamCity-Unauthenticated-Remote-Code-Execution.htmlExploit
Other recent CVEs from JetBrains
- CVE-2024-27199TeamCity, JetBrains TeamCity Relative Path Traversal Vulnerability
- CVE-2024-27198TeamCity, JetBrains TeamCity Authentication Bypass Vulnerability