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CVE-2023-42793

Published: Sep 19, 2023Updated: Oct 24, 2025 Sources: CVE List NVD BDUCWE-288
9.8CRITICAL
NVD MITRE
EPSS Score
100.0%
Top 0.0%
CISA KEV
Active Exploitation
Since Oct 4, 2023
Exploits
3 Known
Remediation
Patch Available
Self-Check
Nuclei · OpenVAS

Description

In JetBrains TeamCity before 2023.05.4 authentication bypass leading to RCE on TeamCity Server was possible

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-288CWE-306

Affected Products

JetBrains
commercial·CZaka youtrack, teamcity, intellij idea
TeamCityOn-premDev Tool
DevTools & CI / ci-cd
and 1 more affected products View all →

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Oct 4, 2023
Remediation due:Oct 25, 2023
Ransomware:Known ransomware use

Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

3 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

http://packetstormsecurity.com/files/174860/JetBrains-TeamCity-Unauthenticated-Remote-Code-Execution.html
packetstormsecurity.com
https://attackerkb.com/topics/1XEEEkGHzt/cve-2023-42793
attackerkb.com
https://blog.jetbrains.com/teamcity/2023/09/cve-2023-42793-vulnerability-post-mortem/
blog.jetbrains.com
and 11 more references View all →
News mentions
1

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