CVE-2021-22190
Quick assessment
Affected
GitLab GitLab
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存在安全漏洞，通过GitLab Workhorse进行的路径遍历漏洞可能导致JWT令牌泄漏。
Possible ATT&CK Techniques 3 AI
T1059 · Command and Scripting Interpreter T1005 · Data from Local System T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-22190
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A path traversal vulnerability via the GitLab Workhorse in all versions of GitLab could result in the leakage of a JWT token
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/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 路径遍历漏洞
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存在安全漏洞，通过GitLab Workhorse进行的路径遍历漏洞可能导致JWT令牌泄漏。
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
II. Public POCs for CVE-2021-22190
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-22190 (3)
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https://hackerone.com/reports/1040786 x_refsource_MISC
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https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22190.json x_refsource_CONFIRM
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https://gitlab.com/gitlab-org/gitlab/-/issues/300281 x_refsource_MISC
IV. Related Vulnerabilities
V. Comments for CVE-2021-22190
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