TeamCity Server Authenticiation Bypass (CVE-2023-42793)

critical Nessus Plugin ID 182690


The remote web server is affected by an authentication bypass vulnerability.


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


Upgrade to JetBrains TeamCity version 2023.05.4 or later.

See Also

Plugin Details

Severity: Critical

ID: 182690

File Name: teamcity_CVE-2023-42793.nbin

Version: 1.13

Type: remote

Family: Web Servers

Published: 10/6/2023

Updated: 5/20/2024

Supported Sensors: Nessus

Risk Information


Risk Factor: Critical

Score: 9.4


Risk Factor: Critical

Base Score: 10

Temporal Score: 8.3

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2023-42793


Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:jetbrains:teamcity

Required KB Items: installed_sw/JetBrains TeamCity

Exploit Available: true

Exploit Ease: Exploits are available

Exploited by Nessus: true

Patch Publication Date: 9/13/2023

Vulnerability Publication Date: 9/13/2023

CISA Known Exploited Vulnerability Due Dates: 10/25/2023

Exploitable With

Core Impact

Metasploit (JetBrains TeamCity Unauthenticated Remote Code Execution)

Reference Information

CVE: CVE-2023-42793

IAVA: 2023-A-0506-S