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CVE-2020-26411

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 所有版本存在安全漏洞，该漏洞源于为项目搜索使用特定的查询名称可能会导致语句超时，如果滥用语句超时，可能会导致潜在的DOS。

CVSS 4.3 · Medium EPSS 1.22% · P68

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2020-26411

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A potential DOS vulnerability was discovered in all versions of Gitlab starting from 13.4.x (>=13.4 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2). Using a specific query name for a project search can cause statement timeouts that can lead to a potential DOS if abused.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
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 所有版本存在安全漏洞，该漏洞源于为项目搜索使用特定的查询名称可能会导致语句超时，如果滥用语句超时，可能会导致潜在的DOS。
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 >=13.4, <13.4.7 -

II. Public POCs for CVE-2020-26411

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III. Intelligence Information for CVE-2020-26411

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Other References for CVE-2020-26411 (2)

Same Patch Batch · GitLab · 2020-12-11 · 9 CVEs total

CVE-2020-26417 5.3 MEDIUM GitLab CE/EE 信息泄露漏洞
CVE-2020-26413 5.3 MEDIUM GitLab 信息泄露漏洞
CVE-2020-26408 5.3 MEDIUM Gitlab CE/EE 信息泄露漏洞
CVE-2020-26409 4.3 MEDIUM Gitlab CE/EE 输入验证错误漏洞
CVE-2020-26415 4.3 MEDIUM GitLab 信息泄露漏洞
CVE-2020-13357 4.3 MEDIUM Gitlab CE/EE 安全漏洞
CVE-2020-26416 4.0 MEDIUM GitLab 信息泄露漏洞
CVE-2020-26412 3.1 LOW GitLab EE 信息泄露漏洞

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab

V. Comments for CVE-2020-26411

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