CVE-2021-21611
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.
Cloudbees Jenkins（Hudson Labs）是美国CloudBees（Cloudbees）公司的一套基于Java开发的持续集成工具。该产品主要用于监控持续的软件版本发布/测试项目和一些定时执行的任务。 Jenkins 2.274版本及之前存在跨站脚本漏洞，该漏洞源于程序没有对URL呈现作为查询参数传递的标记的格式化预览实现任何限制，攻击者可利用该漏洞获取敏感信息。以下设备或型号存在漏洞：Jenkins 2.274版本及之前、LTS 2.263.1版本及之前。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-21611
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Jenkins 2.274 and earlier, LTS 2.263.1 and earlier does not escape display names and IDs of item types shown on the New Item page, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to specify display names or IDs of item types.
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
Cloudbees Jenkins 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cloudbees Jenkins（Hudson Labs）是美国CloudBees（Cloudbees）公司的一套基于Java开发的持续集成工具。该产品主要用于监控持续的软件版本发布/测试项目和一些定时执行的任务。 Jenkins 2.274版本及之前存在跨站脚本漏洞，该漏洞源于程序没有对URL呈现作为查询参数传递的标记的格式化预览实现任何限制，攻击者可利用该漏洞获取敏感信息。以下设备或型号存在漏洞：Jenkins 2.274版本及之前、LTS 2.263.1版本及之前。
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 ~ 2.274 | - |
|
II. Public POCs for CVE-2021-21611
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-21611 (1)
-
https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2171 x_refsource_CONFIRM
Same Patch Batch · Jenkins project · 2021-01-13 · 13 CVEs total
| CVE-2021-21613 | CloudBees Jenkins TICS Plugin 跨站脚本漏洞 | |
| CVE-2021-21614 | Cloudbees Jenkins 信息泄露漏洞 | |
| CVE-2021-21612 | Cloudbees Jenkins TraceTronic ECU-TEST Plugin 信息泄露漏洞 | |
| CVE-2021-21610 | Cloudbees Jenkins 跨站脚本漏洞 | |
| CVE-2021-21609 | Cloudbees Jenkins 授权问题漏洞 | |
| CVE-2021-21607 | Cloudbees Jenkins 授权问题漏洞 | |
| CVE-2021-21608 | Cloudbees Jenkins 跨站脚本漏洞 | |
| CVE-2021-21605 | Jenkins 路径遍历漏洞 | |
| CVE-2021-21606 | Cloudbees Jenkins 输入验证错误漏洞 | |
| CVE-2021-21604 | Cloudbees Jenkins 代码问题漏洞 | |
| CVE-2021-21602 | Cloudbees Jenkins 后置链接漏洞 | |
| CVE-2021-21603 | Cloudbees Jenkins 跨站脚本漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-21611
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