CVE-2021-21640
Quick assessment
Affected
Jenkins project Jenkins
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.
Jenkins和Jenkins 插件都是Jenkins开源的产品。Jenkins是一个应用软件。一个开源自动化服务器Jenkins提供了数百个插件来支持构建，部署和自动化任何项目Jenkins 插件是一个应用软件。 Jenkins 2.286 and earlier, LTS 2.277.1 and earlier 存在安全漏洞，攻击者可利用该漏洞创建无效或已经使用过的名称的视图。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-21640
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not properly check that a newly created view has an allowed name, allowing attackers with View/Create permission to create views with invalid or already-used names.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Jenkins 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Jenkins和Jenkins 插件都是Jenkins开源的产品。Jenkins是一个应用软件。一个开源自动化服务器Jenkins提供了数百个插件来支持构建，部署和自动化任何项目Jenkins 插件是一个应用软件。 Jenkins 2.286 and earlier, LTS 2.277.1 and earlier 存在安全漏洞，攻击者可利用该漏洞创建无效或已经使用过的名称的视图。
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 |
|---|---|---|---|---|
| Jenkins project | Jenkins | unspecified ~ 2.286 | - |
|
II. Public POCs for CVE-2021-21640
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2021-21640 (1)
-
https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1871 x_refsource_CONFIRM
Mailing List Discussions for CVE-2021-21640 (1)
Same Patch Batch · Jenkins project · 2021-04-07 · 3 CVEs total
| CVE-2021-21641 | Jenkins 跨站请求伪造漏洞 | |
| CVE-2021-21639 | Jenkins 输入验证错误漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-21640
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