AEGLIX vulnerability intelligence
CVE-2023-42793
CRITICAL · CVSS 9.8 · Analyzed
Published: 2023-09-19 · Updated: 2026-06-17 · Source: NVD
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Vulnerability overview
In JetBrains TeamCity before 2023.05.4 authentication bypass leading to RCE on TeamCity Server was possible
Severity and scoring
- CVSS score
- 9.8 · CRITICAL
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-288, CWE-306
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- JetBrains · TeamCity
- Added to catalog
- 2023-10-04
- Required action
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- CISA remediation due date
- 2023-10-25
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:jetbrains:teamcity:*:*:*:*:*:*:*:*
Before (exclusive): 2023.05.4
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- http://packetstormsecurity.com/files/174860/JetBrains-TeamCity-Unauthenticated-Remote-Code-Execution.html
Exploit · Third Party Advisory · VDB Entry
- https://attackerkb.com/topics/1XEEEkGHzt/cve-2023-42793
Third 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 Link · Third Party Advisory
- https://www.securityweek.com/recently-patched-teamcity-vulnerability-exploited-to-hack-servers/
Press/Media Coverage
- https://www.sonarsource.com/blog/teamcity-vulnerability/
Exploit · Third Party Advisory
- http://packetstormsecurity.com/files/174860/JetBrains-TeamCity-Unauthenticated-Remote-Code-Execution.html
Exploit · Third Party Advisory · VDB Entry
- https://attackerkb.com/topics/1XEEEkGHzt/cve-2023-42793
Third 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 Link · Third 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-2023-42793
US Government Resource