CVE-2020-13356
Quick assessment
Affected
GitLab GitLab CE/EE
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 CE/EE 8.8.9. A及更高版本存在访问控制错误漏洞，该漏洞可造成特制的请求可能会绕过多重保护或者读取服务器上某些特定路径中的文件。
Possible ATT&CK Techniques 3 AI
T1005 · Data from Local System T1083 · File and Directory Discovery T1135 · Network Share Discovery
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I. Basic Information for CVE-2020-13356
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 CE/EE affecting all versions starting from 8.8.9. A specially crafted request could bypass Multipart protection and read files in certain specific paths on the server. Affected versions are: >=8.8.9, <13.3.9,>=13.4, <13.4.5,>=13.5, <13.5.2.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
GitLab 访问控制错误漏洞
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 CE/EE 8.8.9. A及更高版本存在访问控制错误漏洞，该漏洞可造成特制的请求可能会绕过多重保护或者读取服务器上某些特定路径中的文件。
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 CE/EE | >=8.8.9 | - |
|
II. Public POCs for CVE-2020-13356
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2020-13356 (3)
-
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13356.json x_refsource_CONFIRM
-
https://hackerone.com/reports/927953 x_refsource_MISC
-
https://gitlab.com/gitlab-org/gitlab/-/issues/230878 x_refsource_MISC
Same Patch Batch · GitLab · 2020-11-18 · 3 CVEs total
| CVE-2020-13359 | 7.6 HIGH | GitLab 信息泄露漏洞 |
| CVE-2020-13355 | 7.5 HIGH | GitLab 路径遍历漏洞 |
IV. Related Vulnerabilities
Same vendor: GitLab
V. Comments for CVE-2020-13356
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