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CVE-2021-22237

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 存在授权问题漏洞，该漏洞可能允许具有模拟令牌的用户执行 Git 操作，即使模拟被禁用。

CVSS 6.6 · Medium EPSS 0.84% · P55
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I. Basic Information for CVE-2021-22237

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Under specialized conditions, GitLab may allow a user with an impersonation token to perform Git actions even if impersonation is disabled. This vulnerability is present in GitLab CE/EE versions before 13.12.9, 14.0.7, 14.1.2
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/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 授权问题漏洞
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 存在授权问题漏洞，该漏洞可能允许具有模拟令牌的用户执行 Git 操作，即使模拟被禁用。
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 >=13.1, <13.12.9 -

II. Public POCs for CVE-2021-22237

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III. Intelligence Information for CVE-2021-22237

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Other References for CVE-2021-22237 (1)

Same Patch Batch · GitLab · 2021-08-25 · 9 CVEs total

CVE-2021-22242 8.7 HIGH GitLab 跨站脚本漏洞
CVE-2021-22236 5.5 MEDIUM GitLab 输入验证错误漏洞
CVE-2021-22256 5.4 MEDIUM GitLab 安全漏洞
CVE-2021-22250 5.4 MEDIUM GitLab 安全漏洞
CVE-2021-22243 5.0 MEDIUM GitLab 安全漏洞
CVE-2021-22247 4.3 MEDIUM GitLab 权限许可和访问控制问题漏洞
CVE-2021-22244 3.1 LOW GitLab 安全漏洞
CVE-2021-22245 2.7 LOW GitLab 输入验证错误漏洞

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab

V. Comments for CVE-2021-22237

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