CVE-2023-42793

JetBrains TeamCity Authentication Bypass Vulnerability

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

*SSVC

Descriptions

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

En JetBrains TeamCity antes de la versión 2023.05.4, era posible omitir la autenticación que conducía a RCE en TeamCity Server

JetBrains TeamCity version 2023.05.3 suffers from a remote code execution vulnerability.

JetBrains TeamCity contains an authentication bypass vulnerability that allows for remote code execution on TeamCity Server.

*Credits: N/A

CVSS Scores

NISTv3.1 9.8

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-09-14 CVE Reserved
2023-09-19 CVE Published
2023-10-04 Exploited in Wild
2023-10-11 First Exploit
2023-10-25 KEV Due Date
2024-08-02 CVE Updated
2024-11-02 EPSS Updated

CWE

CWE-288: Authentication Bypass Using an Alternate Path or Channel

CAPEC

References (17)

URL	Tag	Source
https://attackerkb.com/topics/1XEEEkGHzt/cve-2023-42793	Technical Description
https://www.rapid7.com/blog/post/2023/09/25/etr-cve-2023-42793-critical-authentication-bypass-in-jetbrains-teamcity-ci-cd-servers	Third Party Advisory
https://www.securityweek.com/recently-patched-teamcity-vulnerability-exploited-to-hack-servers	Media Coverage
https://attackerkb.com/topics/1XEEEkGHzt/cve-2023-42793/rapid7-analysis
https://blog.jetbrains.com/teamcity/2023/09/critical-security-issue-affecting-teamcity-on-premises-update-to-2023-05-4-now

URL	Date	SRC
https://www.exploit-db.com/exploits/51884	2024-03-14
https://github.com/H454NSec/CVE-2023-42793	2024-05-22
https://github.com/Zyad-Elsayed/CVE-2023-42793	2024-04-24
https://github.com/junnythemarksman/CVE-2023-42793	2024-05-27
https://github.com/Zenmovie/CVE-2023-42793	2023-10-11
https://github.com/hotplugin0x01/CVE-2023-42793	2024-05-06
https://github.com/HusenjanDev/CVE-2023-42793	2024-07-05
https://github.com/FlojBoj/CVE-2023-42793	2024-08-25
https://github.com/whoamins/CVE-2023-42793	2023-10-23
http://packetstormsecurity.com/files/174860/JetBrains-TeamCity-Unauthenticated-Remote-Code-Execution.html	2024-08-02

URL	Date	SRC

URL	Date	SRC
https://blog.jetbrains.com/teamcity/2023/09/cve-2023-42793-vulnerability-post-mortem	2023-10-03
https://www.jetbrains.com/privacy-security/issues-fixed	2023-10-03

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Jetbrains Search vendor "Jetbrains"		Teamcity Search vendor "Jetbrains" for product "Teamcity"				< 2023.05.4 Search vendor "Jetbrains" for product "Teamcity" and version " < 2023.05.4"		-		Affected