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CVE-2024-2440— Race Condition was identified in GitHub Enterprise Server that allowed maintaining admin permissions

Quick assessment

Affected
GitHub Enterprise Server
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.

GitHub Enterprise Server是美国GitHub开源的一个应用软件。提供一个将自己的GitHub实例设置为虚拟设备，从而提供可扩展，易于管理的平台。 GitHub Enterprise Server 3.13之前版本存在安全漏洞，该漏洞源于存在竞争条件，攻击者可以通过GraphQL突变来更改存储库权限。

CVSS 5.5 · Medium EPSS 0.45% · P37
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I. Basic Information for CVE-2024-2440

Vulnerability Information
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Vulnerability Title
Race Condition was identified in GitHub Enterprise Server that allowed maintaining admin permissions
Source: CVE Program / CVE List V5
Vulnerability Description
A race condition in GitHub Enterprise Server allowed an existing admin to maintain permissions on a detached repository by making a GraphQL mutation to alter repository permissions while the repository is detached. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.13 and was fixed in versions 3.9.13, 3.10.10, 3.11.8 and 3.12.1. This vulnerability was reported via the GitHub Bug Bounty program.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
检查时间与使用时间(TOCTOU)的竞争条件
Source: CVE Program / CVE List V5
Vulnerability Title
GitHub Enterprise Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GitHub Enterprise Server是美国GitHub开源的一个应用软件。提供一个将自己的GitHub实例设置为虚拟设备，从而提供可扩展，易于管理的平台。 GitHub Enterprise Server 3.13之前版本存在安全漏洞，该漏洞源于存在竞争条件，攻击者可以通过GraphQL突变来更改存储库权限。
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
GitHub Enterprise Server 3.9 ~ 3.9.12 -

II. Public POCs for CVE-2024-2440

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III. Intelligence Information for CVE-2024-2440

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Other References for CVE-2024-2440 (4)

Same Patch Batch · GitHub · 2024-04-19 · 3 CVEs total

CVE-2024-3684 8.0 HIGH Improper Privilege Management was identified in GitHub Enterprise Server that allowed priv
CVE-2024-3646 8.0 HIGH Command injection vulnerability was identified in GitHub Enterprise Server that allowed pr

IV. Related Vulnerabilities

Same product: Enterprise Server
Same vendor: GitHub
Same weakness: CWE-367

V. Comments for CVE-2024-2440

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