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CVE-2023-42793

Quick assessment

Affected
JetBrains TeamCity
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

JetBrains TeamCity是捷克JetBrains公司的一套分布式构建管理和持续集成工具。该工具提供持续单元测试、代码质量分析和构建问题分析报告等功能。 JetBrains TeamCity 2023.05.4之前版本存在安全漏洞，该漏洞源于攻击者可以绕过身份验证，导致在 TeamCity 服务器上执行RCE 。

CVSS 9.8 · Critical KEV · Ransomware EPSS 99.99% · P100
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I. Basic Information for CVE-2023-42793

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In JetBrains TeamCity before 2023.05.4 authentication bypass leading to RCE on TeamCity Server was possible
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用候选路径或通道进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
JetBrains TeamCity 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
JetBrains TeamCity是捷克JetBrains公司的一套分布式构建管理和持续集成工具。该工具提供持续单元测试、代码质量分析和构建问题分析报告等功能。 JetBrains TeamCity 2023.05.4之前版本存在安全漏洞，该漏洞源于攻击者可以绕过身份验证，导致在 TeamCity 服务器上执行RCE 。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Shenlong Deep Dive — AI Deep Analysis

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Affected Products

Vendor Product Affected Versions CPE Subscribe
JetBrains TeamCity 0 ~ 2023.05.4 -

II. Public POCs for CVE-2023-42793

# POC Description Source Link Shenlong Link
1 CVE-2023-42793 https://github.com/H454NSec/CVE-2023-42793 POC Details
2 PoC of CVE-2023-42793 https://github.com/Zenmovie/CVE-2023-42793 POC Details
3 TeamCity JetBrains PoC (CVE-2023-42793) https://github.com/WhiteOwl-Pub/PoC-JetBrains-TeamCity-CVE-2023-42793 POC Details
4 proof of concept of CVE-2023-42793 vulnerability in TeamCity JetBrains https://github.com/WhiteOwl-Pub/JetBrains-PoC-CVE-2023-42793 POC Details
5 None https://github.com/johnossawy/CVE-2023-42793_POC POC Details
6 Proof of Concept script to exploit CVE-2023-42793 (TeamCity) https://github.com/StanleyJobsonAU/GhostTown POC Details
7 Just for fun https://github.com/St0rm-85/CVE-2023-42793 POC Details
8 JetBrains TeamCity Unauthenticated Remote Code Execution - Python3 Implementation https://github.com/hotplugin0x01/CVE-2023-42793 POC Details
9 JetBrains TeamCity 2023.05.3 - Remote Code Execution (RCE), CVE-2023-42793 https://github.com/Zyad-Elsayed/CVE-2023-42793 POC Details
10 TeamCity CVE-2023-42793 exploit written in Rust https://github.com/junnythemarksman/CVE-2023-42793 POC Details
11 TeamCity RCE for Linux (CVE-2023-42793) https://github.com/HusenjanDev/CVE-2023-42793 POC Details
12 TeamCity CVE-2023-42793 RCE (Remote Code Execution) https://github.com/FlojBoj/CVE-2023-42793 POC Details
13 None https://github.com/whoamins/CVE-2023-42793 POC Details
14 teamcity-exploit-cve-2023-42793 https://github.com/SwiftSecur/teamcity-exploit-cve-2023-42793 POC Details
15 JetBrains TeamCity 2023.05.3 - Remote Code Execution (RCE), CVE-2023-42793 https://github.com/B4l3rI0n/CVE-2023-42793 POC Details
16 TeamCity server scanner to detect CVE-2023-42793 https://github.com/becrevex/CVE-2023-42793 POC Details
17 In JetBrains TeamCity before 2023.05.4 authentication bypass leading to RCE on TeamCity Server was possible https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-42793.yaml POC Details
18 None https://github.com/Threekiii/Awesome-POC/blob/master/Web%E5%BA%94%E7%94%A8%E6%BC%8F%E6%B4%9E/Jetbrains%20TeamCity%20%E8%AE%A4%E8%AF%81%E7%BB%95%E8%BF%87%E5%AF%BC%E8%87%B4%E8%BF%9C%E7%A8%8B%E5%91%BD%E4%BB%A4%E6%89%A7%E8%A1%8C%E6%BC%8F%E6%B4%9E%20CVE-2023-42793.md POC Details
19 https://github.com/vulhub/vulhub/blob/master/teamcity/CVE-2023-42793/README.md POC Details
20 None https://github.com/jakehomb/cve-2023-42793 POC Details
21 Windows & linux support https://github.com/syaifulandy/Nuclei-Template-CVE-2023-42793.yaml POC Details
22 None https://github.com/syorik/CVE-2023-42793 POC Details
23 TeamCity 2023.05.3 - CVE-2023-42793 - Create username administrator. https://github.com/cxdxnt/CVE-2023-42793 POC Details
24 None https://github.com/DDestinys/CVE-2023-42793 POC Details
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III. Intelligence Information for CVE-2023-42793

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Exploits & Public PoCs for CVE-2023-42793 (1)

Security Blog Posts for CVE-2023-42793 (3)

News Coverage for CVE-2023-42793 (1)

Vendor Pages for CVE-2023-42793 (1)

Other References for CVE-2023-42793 (1)

IV. Related Vulnerabilities

Same product: TeamCity
Same vendor: JetBrains
Same weakness: CWE-288

V. Comments for CVE-2023-42793

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