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CVE-2021-47743— COMMAX Biometric Access Control System 1.0.0 Reflected XSS via Cookie Parameters

Quick assessment

Affected
COMMAX Co., Ltd. COMMAX Biometric Access Control System
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.

COMMAX Biometric Access Control System是韩国COMMAX公司的一个生物识别门禁系统。 COMMAX Biometric Access Control System 1.0.0版本存在跨站脚本漏洞，该漏洞源于cookie参数CMX_ADMIN_NM和CMX_COMPLEX_NM存在未经验证的反射型跨站脚本，可能导致攻击者执行任意脚本。

CVSS 6.1 · Medium EPSS 0.28% · P19

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise

Affected Version Matrix 1

VendorProduct Version RangeStatus
COMMAX Co., Ltd. COMMAX Biometric Access Control System 1.0.0 affected
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I. Basic Information for CVE-2021-47743

Vulnerability Information
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Vulnerability Title
COMMAX Biometric Access Control System 1.0.0 Reflected XSS via Cookie Parameters
Source: CVE Program / CVE List V5
Vulnerability Description
COMMAX Biometric Access Control System 1.0.0 contains an unauthenticated reflected cross-site scripting vulnerability in cookie parameters 'CMX_ADMIN_NM' and 'CMX_COMPLEX_NM'. Attackers can inject malicious HTML and JavaScript code into these cookie values to execute arbitrary scripts in a victim's browser session.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
COMMAX Biometric Access Control System 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
COMMAX Biometric Access Control System是韩国COMMAX公司的一个生物识别门禁系统。 COMMAX Biometric Access Control System 1.0.0版本存在跨站脚本漏洞，该漏洞源于cookie参数CMX_ADMIN_NM和CMX_COMPLEX_NM存在未经验证的反射型跨站脚本，可能导致攻击者执行任意脚本。
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
COMMAX Co., Ltd. COMMAX Biometric Access Control System 1.0.0 -

II. Public POCs for CVE-2021-47743

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III. Intelligence Information for CVE-2021-47743

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Vendor Advisories for CVE-2021-47743 (2)

Exploits & Public PoCs for CVE-2021-47743 (3)

IV. Related Vulnerabilities

Same product: COMMAX Biometric Access Control System
Same vendor: COMMAX Co., Ltd.
Same weakness: CWE-79

V. Comments for CVE-2021-47743

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