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CVE-2021-22167

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 12.1之后的版本存在安全漏洞，该漏洞源于特定的项目页中包含不正确的响应头，攻击者可利用该漏洞对私有存储库有一个临时的读访问。

CVSS 5.3 · Medium EPSS 1.78% · P78

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2021-22167

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue has been discovered in GitLab affecting all versions starting from 12.1. Incorrect headers in specific project page allows attacker to have a temporary read access to the private repository
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
GitLab 安全漏洞
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 12.1之后的版本存在安全漏洞，该漏洞源于特定的项目页中包含不正确的响应头，攻击者可利用该漏洞对私有存储库有一个临时的读访问。
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 >=12.1, <13.5.6 -

II. Public POCs for CVE-2021-22167

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III. Intelligence Information for CVE-2021-22167

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Other References for CVE-2021-22167 (3)

Same Patch Batch · GitLab · 2021-01-15 · 5 CVEs total

CVE-2021-22171 7.3 HIGH GitLab 授权问题漏洞
CVE-2021-22166 5.3 MEDIUM GitLab 资源管理错误漏洞
CVE-2021-22168 4.3 MEDIUM Gitlab Nuget Api 资源管理错误漏洞
CVE-2020-26414 4.3 MEDIUM Gitlab Community Edition 安全漏洞

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab

V. Comments for CVE-2021-22167

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