CVE-2021-39932
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公司的一个开源的端到端软件开发平台，具有内置的版本控制、问题跟踪、代码审查、CI/CD（持续集成和持续交付）等功能。 GitLab Community Edition存在输入验证错误漏洞，该漏洞源于当使用大型有效载荷，差异功能可用于触发用户审查代码的高加载时间变化。以下产品及版本受到影响：GitLab CE/EE 11.0 before 14.3.6,14.4 before 14.4.4,14.5 before 14.5.2。
Possible ATT&CK Techniques 1 AI
T1496 · Resource Hijacking
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I. Basic Information for CVE-2021-39932
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 11.0 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. Using large payloads, the diff feature could be used to trigger high load time for users reviewing code changes.
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 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GitLab是美国GitLab公司的一个开源的端到端软件开发平台，具有内置的版本控制、问题跟踪、代码审查、CI/CD（持续集成和持续交付）等功能。 GitLab Community Edition存在输入验证错误漏洞，该漏洞源于当使用大型有效载荷，差异功能可用于触发用户审查代码的高加载时间变化。以下产品及版本受到影响：GitLab CE/EE 11.0 before 14.3.6,14.4 before 14.4.4,14.5 before 14.5.2。
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
II. Public POCs for CVE-2021-39932
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2021-39932 (2)
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https://gitlab.com/gitlab-org/gitlab/-/issues/217360 x_refsource_MISC
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https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39932.json x_refsource_CONFIRM
Same Patch Batch · GitLab · 2021-12-13 · 20 CVEs total
| CVE-2021-39944 | 7.1 HIGH | GitLab 权限许可和访问控制问题漏洞 |
| CVE-2021-39935 | 6.8 MEDIUM | GitLab代码问题漏洞 |
| CVE-2021-39939 | 6.5 MEDIUM | GitLab 资源管理错误漏洞 |
| CVE-2021-39937 | 5.9 MEDIUM | GitLab 权限许可和访问控制问题漏洞 |
| CVE-2021-39915 | 5.3 MEDIUM | GitLab 访问控制错误漏洞 |
| CVE-2021-39919 | 4.4 MEDIUM | GitLab 授权问题漏洞 |
| CVE-2021-39933 | 4.3 MEDIUM | GitLab 安全漏洞 |
| CVE-2021-39940 | 4.3 MEDIUM | GitLab 安全漏洞 |
| CVE-2021-39930 | 4.3 MEDIUM | GitLab 信息泄露漏洞 |
| CVE-2021-39916 | 4.3 MEDIUM | GitLab 授权问题漏洞 |
| CVE-2021-39934 | 4.3 MEDIUM | GitLab 访问控制错误漏洞 |
| CVE-2021-39917 | 4.3 MEDIUM | GitLab 输入验证错误漏洞 |
| CVE-2021-39941 | 3.7 LOW | GitLab 信息泄露漏洞 |
| CVE-2021-39936 | 3.5 LOW | GitLab 访问控制错误漏洞 |
| CVE-2021-39938 | 3.1 LOW | GitLab 资源管理错误漏洞 |
| CVE-2021-39931 | 3.1 LOW | GitLab 安全漏洞 |
| CVE-2021-39918 | 3.1 LOW | GitLab 授权问题漏洞 |
| CVE-2021-39945 | 2.7 LOW | GitLab 访问控制错误漏洞 |
| CVE-2021-39910 | 2.6 LOW | GitLab 跨站脚本漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-39932
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