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CVE-2021-39889

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 Enterprise Edition是一套内容管理系统。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 EE 存在信息泄露漏洞,该漏洞源于不安全的直接对象引用。

CVSS 4.3 · Medium EPSS 0.83% · P56

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System
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I. Basic Information for CVE-2021-39889

Vulnerability Information

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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In all versions of GitLab EE since version 14.1, due to an insecure direct object reference vulnerability, an endpoint may reveal the protected branch name to a malicious user who makes a crafted API call with the ID of the protected branch.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
GitLab Enterprise Edition 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GitLab Enterprise Edition是一套内容管理系统。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 EE 存在信息泄露漏洞,该漏洞源于不安全的直接对象引用。
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 >=14.1, <14.1.7 -

II. Public POCs for CVE-2021-39889

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III. Intelligence Information for CVE-2021-39889

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Other References for CVE-2021-39889 (3)

Same Patch Batch · GitLab · 2021-10-05 · 23 CVEs total

CVE-2021-22261 7.3 HIGH GitLab 跨站脚本漏洞
CVE-2021-39887 7.3 HIGH GitLab 跨站脚本漏洞
CVE-2021-22264 6.8 MEDIUM GitLab 安全漏洞
CVE-2021-39880 6.5 MEDIUM GitLab 安全漏洞
CVE-2021-39867 6.5 MEDIUM GitLab 代码问题漏洞
CVE-2021-39869 6.5 MEDIUM GitLab 信息泄露漏洞
CVE-2021-39872 6.5 MEDIUM GitLab 授权问题漏洞
CVE-2021-39891 5.9 MEDIUM GitLab Enterprise Edition 信息泄露漏洞
CVE-2021-39878 5.8 MEDIUM GitLab 跨站脚本漏洞
CVE-2021-39894 5.4 MEDIUM GitLab 代码问题漏洞
CVE-2021-39866 5.4 MEDIUM GitLab 安全漏洞
CVE-2021-22262 5.4 MEDIUM GitLab 安全漏洞
CVE-2021-39875 5.3 MEDIUM GitLab 信息泄露漏洞
CVE-2021-39882 5.3 MEDIUM GitLab 信息泄露漏洞
CVE-2021-39893 5.3 MEDIUM GitLab EE 输入验证错误漏洞
CVE-2021-22257 5.3 MEDIUM GitLab 信息泄露漏洞
CVE-2021-22258 4.3 MEDIUM GitLab 信息泄露漏洞
CVE-2021-39870 4.3 MEDIUM GitLab CE/EE 安全特征问题漏洞
CVE-2021-39884 4.3 MEDIUM GitLab Enterprise Edition 信息泄露漏洞
CVE-2021-39888 4.3 MEDIUM GitLab EE 信息泄露漏洞

Showing top 20 of 23 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

V. Comments for CVE-2021-39889

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