CVE-2021-22245
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 CE/EE 存在输入验证错误漏洞，该漏洞源于 GitLab CE/EE 中对提交作者的不正确验证。该漏洞会影响所有版本，从而使攻击者无法查看项目中的多个页面。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-22245
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper validation of commit author in GitLab CE/EE affecting all versions allowed an attacker to make several pages in a project impossible to view
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/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 存在输入验证错误漏洞，该漏洞源于 GitLab CE/EE 中对提交作者的不正确验证。该漏洞会影响所有版本，从而使攻击者无法查看项目中的多个页面。
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-2021-22245
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2021-22245 (2)
-
https://hackerone.com/reports/987689 x_refsource_MISC
-
https://gitlab.com/gitlab-org/gitlab/-/issues/255612 x_refsource_MISC
Same Patch Batch · GitLab · 2021-08-25 · 9 CVEs total
| CVE-2021-22242 | 8.7 HIGH | GitLab 跨站脚本漏洞 |
| CVE-2021-22237 | 6.6 MEDIUM | GitLab 授权问题漏洞 |
| CVE-2021-22236 | 5.5 MEDIUM | GitLab 输入验证错误漏洞 |
| CVE-2021-22256 | 5.4 MEDIUM | GitLab 安全漏洞 |
| CVE-2021-22250 | 5.4 MEDIUM | GitLab 安全漏洞 |
| CVE-2021-22243 | 5.0 MEDIUM | GitLab 安全漏洞 |
| CVE-2021-22247 | 4.3 MEDIUM | GitLab 权限许可和访问控制问题漏洞 |
| CVE-2021-22244 | 3.1 LOW | GitLab 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-22245
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