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CVE-2021-22223

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 存在跨站脚本漏洞，该漏洞源于GraphQL API 上的 CSRF 允许通过 GET 请求执行更改。攻击者可利用该漏洞执行恶意代码。

CVSS 6.1 · Medium EPSS 1.02% · P62
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I. Basic Information for CVE-2021-22223

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Client-Side code injection through Feature Flag name in GitLab CE/EE starting with 11.9 allows a specially crafted feature flag name to PUT requests on behalf of other users via clicking on a link
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
GitLab 跨站脚本漏洞
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 存在跨站脚本漏洞，该漏洞源于GraphQL API 上的 CSRF 允许通过 GET 请求执行更改。攻击者可利用该漏洞执行恶意代码。
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 >=11.9, <13.11.6 -

II. Public POCs for CVE-2021-22223

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III. Intelligence Information for CVE-2021-22223

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Other References for CVE-2021-22223 (3)

Same Patch Batch · GitLab · 2021-07-06 · 5 CVEs total

CVE-2021-22226 6.5 MEDIUM GitLab访问控制错误漏洞
CVE-2021-22228 6.5 MEDIUM GitLab 安全漏洞
CVE-2021-22229 5.9 MEDIUM GitLab安全漏洞
CVE-2021-22232 3.5 LOW GitLab 注入漏洞

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab

V. Comments for CVE-2021-22223

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