CVE-2021-39878
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 存在跨站脚本漏洞，该漏洞源于GitLab 13.0 至 14.3.1 版本中的 Jira 集成中存储的反射跨站点脚本漏洞允许攻击者执行任意 javascript 代码。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-39878
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A stored Reflected Cross-Site Scripting vulnerability in the Jira integration in GitLab version 13.0 up to 14.3.1 allowed an attacker to execute arbitrary javascript code.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/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 跨站脚本漏洞
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 存在跨站脚本漏洞，该漏洞源于GitLab 13.0 至 14.3.1 版本中的 Jira 集成中存储的反射跨站点脚本漏洞允许攻击者执行任意 javascript 代码。
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-2021-39878
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2021-39878 (3)
-
https://hackerone.com/reports/1194254 x_refsource_MISC
-
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39878.json x_refsource_CONFIRM
-
https://gitlab.com/gitlab-org/gitlab/-/issues/334043 x_refsource_MISC
Same Patch Batch · GitLab · 2021-10-05 · 23 CVEs total
| CVE-2021-22261 | 7.3 HIGH | GitLab 跨站脚本漏洞 |
| CVE-2021-39887 | 7.3 HIGH | GitLab 跨站脚本漏洞 |
| CVE-2021-22264 | 6.8 MEDIUM | GitLab 安全漏洞 |
| CVE-2021-39872 | 6.5 MEDIUM | GitLab 授权问题漏洞 |
| CVE-2021-39880 | 6.5 MEDIUM | GitLab 安全漏洞 |
| CVE-2021-39867 | 6.5 MEDIUM | GitLab 代码问题漏洞 |
| CVE-2021-39869 | 6.5 MEDIUM | GitLab 信息泄露漏洞 |
| CVE-2021-39891 | 5.9 MEDIUM | GitLab Enterprise Edition 信息泄露漏洞 |
| CVE-2021-39866 | 5.4 MEDIUM | GitLab 安全漏洞 |
| CVE-2021-39894 | 5.4 MEDIUM | GitLab 代码问题漏洞 |
| CVE-2021-22262 | 5.4 MEDIUM | GitLab 安全漏洞 |
| CVE-2021-22257 | 5.3 MEDIUM | GitLab 信息泄露漏洞 |
| CVE-2021-39875 | 5.3 MEDIUM | GitLab 信息泄露漏洞 |
| CVE-2021-39882 | 5.3 MEDIUM | GitLab 信息泄露漏洞 |
| CVE-2021-39893 | 5.3 MEDIUM | GitLab EE 输入验证错误漏洞 |
| CVE-2021-39870 | 4.3 MEDIUM | GitLab CE/EE 安全特征问题漏洞 |
| CVE-2021-22258 | 4.3 MEDIUM | GitLab 信息泄露漏洞 |
| CVE-2021-39889 | 4.3 MEDIUM | GitLab Enterprise Edition 信息泄露漏洞 |
| CVE-2021-39884 | 4.3 MEDIUM | GitLab Enterprise Edition 信息泄露漏洞 |
| CVE-2021-39888 | 4.3 MEDIUM | GitLab EE 信息泄露漏洞 |
Showing top 20 of 23 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-39878
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