CVE-2020-13347
Quick assessment
Affected
GitLab GitLab Runner
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
GitLab是美国GitLab公司的一款使用Ruby on Rails开发的、自托管的、Git（版本控制系统）项目仓库应用程序。该程序可用于查阅项目的文件内容、提交历史、Bug列表等。 Gitlab runner 13.2.4之前版本,13.3.2版本，13.4.1版本存在安全漏洞，该漏洞源于在Windows系统上docker executor,攻击者可利用该漏洞在Windows主机上运行任意命令,通过DOCKER_AUTH_CONFIG构建变量。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2020-13347
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A command injection vulnerability was discovered in Gitlab runner versions prior to 13.2.4, 13.3.2 and 13.4.1. When the runner is configured on a Windows system with a docker executor, which allows the attacker to run arbitrary commands on Windows host, via DOCKER_AUTH_CONFIG build variable.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Gitlab runner 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GitLab是美国GitLab公司的一款使用Ruby on Rails开发的、自托管的、Git（版本控制系统）项目仓库应用程序。该程序可用于查阅项目的文件内容、提交历史、Bug列表等。 Gitlab runner 13.2.4之前版本,13.3.2版本，13.4.1版本存在安全漏洞，该漏洞源于在Windows系统上docker executor,攻击者可利用该漏洞在Windows主机上运行任意命令,通过DOCKER_AUTH_CONFIG构建变量。
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)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| GitLab | GitLab Runner | >=12.0.0, <13.2.4 | - |
|
II. Public POCs for CVE-2020-13347
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2020-13347 (3)
-
https://gitlab.com/gitlab-org/gitlab-runner/-/issues/26725 x_refsource_MISC
-
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13347.json x_refsource_CONFIRM
-
https://hackerone.com/reports/955016 x_refsource_MISC
Same Patch Batch · GitLab · 2020-10-07 · 5 CVEs total
| CVE-2020-13346 | 6.5 MEDIUM | GitLab 信息泄露漏洞 |
| CVE-2020-13334 | 5.9 MEDIUM | GitLab 安全漏洞 |
| CVE-2020-13335 | 4.3 MEDIUM | GitLab 授权问题漏洞 |
| CVE-2020-13342 | 2.7 LOW | GitLab和Git 资源管理错误漏洞 |
IV. Related Vulnerabilities
Same vendor: GitLab
-
CVE-2026-10053
Improper Limitation of a Pathname to a Restricted Directory -
CVE-2026-19650
Cross-Site Request Forgery (CSRF) in GitLab -
CVE-2026-19478
Improper Control of Generation of Code ('Code Injection') in -
CVE-2025-9486
Incorrect Privilege Assignment in GitLab -
CVE-2026-4879
Missing Authorization in GitLab
V. Comments for CVE-2020-13347
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