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CVE-2020-13277

Quick assessment

Affected
GitLab GitLab
Exploitation
Public or AI PoC available; prioritize validation
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（社区版和企业版）10.6版本至13.0.5版本中的镜像逻辑存在安全漏洞。攻击者可利用该漏洞读取私有的库。

CVSS 6.3 · Medium EPSS 1.85% · P78

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2020-13277

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An authorization issue in the mirroring logic allowed read access to private repositories in GitLab CE/EE 10.6 and later through 13.0.5
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/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（社区版和企业版）10.6版本至13.0.5版本中的镜像逻辑存在安全漏洞。攻击者可利用该漏洞读取私有的库。
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 >=10.6, <12.9.10 -

II. Public POCs for CVE-2020-13277

# POC Description Source Link Shenlong Link
1 CVE-2020-13277 靶场： Gitlab 逻辑漏洞 - 任意用户越权访问私有仓库 https://github.com/EXP-Docs/CVE-2020-13277 POC Details
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III. Intelligence Information for CVE-2020-13277

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Other References for CVE-2020-13277 (3)

Same Patch Batch · GitLab · 2020-06-19 · 11 CVEs total

CVE-2020-13275 8.0 HIGH GitLab 授权问题漏洞
CVE-2020-13263 7.5 HIGH GitLab 安全漏洞
CVE-2020-13274 7.5 HIGH GitLab 资源管理错误漏洞
CVE-2020-13273 7.5 HIGH GitLab 资源管理错误漏洞
CVE-2020-13272 7.5 HIGH GitLab 安全漏洞
CVE-2020-13276 7.4 HIGH GitLab 授权问题漏洞
CVE-2020-13262 6.1 MEDIUM GitLab 跨站脚本漏洞
CVE-2020-13264 5.3 MEDIUM GitLab 信息泄露漏洞
CVE-2020-13261 5.3 MEDIUM GitLab 安全漏洞
CVE-2020-13265 4.3 MEDIUM GitLab 数据伪造问题漏洞

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab

V. Comments for CVE-2020-13277

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