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CVE-2021-27821

Quick assessment

Affected
n/a n/a
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.

OpenWrt LuCI是一款用于OpenWrt（Linux发行版）的图形化配置界面。 OpenWRT LuCI 19.07版本及之前存在跨站脚本漏洞，攻击者可利用该漏洞执行任意代码。

AI Predicted 5.4 Difficulty: Trivial EPSS 0.59% · P46

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a n/a n/a affected
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I. Basic Information for CVE-2021-27821

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The Web Interface for OpenWRT LuCI version 19.07 and lower has been discovered to have a cross-site scripting vulnerability.
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
OpenWrt LuCI 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenWrt LuCI是一款用于OpenWrt（Linux发行版）的图形化配置界面。 OpenWRT LuCI 19.07版本及之前存在跨站脚本漏洞，攻击者可利用该漏洞执行任意代码。
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

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2021-27821

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-27821

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Vendor Advisories for CVE-2021-27821 (1)

Other References for CVE-2021-27821 (1)

Other References for CVE-2021-27821 (2)

Same Patch Batch · n/a · 2021-05-25 · 45 CVEs total

CVE-2021-30194 3S-Smart Software Solutions CODESYS V2 Web-Server 缓冲区错误漏洞
CVE-2021-30191 3S-Smart Software Solutions CODESYS V2 Web-Server 安全漏洞
CVE-2021-30192 3S-Smart Software Solutions CODESYS V2 Web-Server 安全漏洞
CVE-2021-30190 CODESYS V2 Web-Server 访问控制错误漏洞
CVE-2021-20096 OpenOversight 跨站请求伪造漏洞
CVE-2020-9452 Acronis True Image 后置链接漏洞
CVE-2020-9450 Acronis True Image 安全漏洞
CVE-2020-9451 Acronis True Image 安全漏洞
CVE-2021-33574 GNU C Library 资源管理错误漏洞
CVE-2021-30187 3S-Smart Software Solutions CODESYS Control runtime system 操作系统命令注入漏洞
CVE-2021-30193 3S-Smart Software Solutions CODESYS V2 Web-Server 缓冲区错误漏洞
CVE-2021-30186 3S-Smart Software Solutions CODESYS Control runtime system 缓冲区错误漏洞
CVE-2021-30188 3S-Smart Software Solutions CODESYS Control runtime system 缓冲区错误漏洞
CVE-2021-30195 3S-Smart Software Solutions CODESYS V2 Web-Server 缓冲区错误漏洞
CVE-2021-29201 多款Hewlett Packard Enterprise产品跨站脚本漏洞
CVE-2021-29202 多款Hewlett Packard Enterprise产品安全漏洞
CVE-2021-29204 多款Hewlett Packard Enterprise产品跨站脚本漏洞
CVE-2021-29205 多款Hewlett Packard Enterprise产品跨站脚本漏洞
CVE-2021-33425 OpenWrt LuCI Web接口跨站脚本漏洞
CVE-2021-27823 NetWave System 信息泄露漏洞

Showing top 20 of 45 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-27821

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