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CVE-2021-32962— Claroty Secure Remote Access Site - Authentication Bypass Using an Alternate Path or Channel

Quick assessment

Affected
AGG Software Web Server (webserver.dll)
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.

Web Server是AGG Software的简单但快速和健壮的Web服务器。 AGG Software webserver.dll 4.0.40.1014 之前版本存在跨站脚本漏洞，该漏洞允许攻击者可利用该漏洞远程执行任意代码。

CVSS 8.2 · High EPSS 0.77% · P53
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I. Basic Information for CVE-2021-32962

Vulnerability Information
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Vulnerability Title
Claroty Secure Remote Access Site - Authentication Bypass Using an Alternate Path or Channel
Source: CVE Program / CVE List V5
Vulnerability Description
The AGG Software Web Server version 4.0.40.1014 and prior is vulnerable to cross-site scripting, which may allow an attacker to remotely execute arbitrary code.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/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
AGG Software Web Serve 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Web Server是AGG Software的简单但快速和健壮的Web服务器。 AGG Software webserver.dll 4.0.40.1014 之前版本存在跨站脚本漏洞，该漏洞允许攻击者可利用该漏洞远程执行任意代码。
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
AGG Software Web Server (webserver.dll) All ~ v4.0.40.1014 -

II. Public POCs for CVE-2021-32962

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III. Intelligence Information for CVE-2021-32962

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Vendor Advisories for CVE-2021-32962 (1)

IV. Related Vulnerabilities

Same product: Web Server (webserver.dll)
Same vendor: AGG Software
Same weakness: CWE-79

V. Comments for CVE-2021-32962

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