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I. Basic Information for CVE-2021-21799
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Cross-site scripting vulnerabilities exist in the telnet_form.php script functionality of Advantech R-SeeNet v 2.4.12 (20.10.2020). If a user visits a specially crafted URL, it can lead to arbitrary JavaScript code execution in the context of the targeted user’s browser. An attacker can provide a crafted URL to trigger this vulnerability.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)
Vulnerability Title
Advantech R-SeeNet 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Advantech R-SeeNet是中国台湾研华（Advantech）公司的一个工业监控软件。该软件基于 snmp 协议进行监控平台，并且适用于 Linux、Windows 平台。 Advantech R-SeeNet v2.4.12存在跨站脚本漏洞，该漏洞源于如果用户访问一个特殊设计的URL，它可能导致在目标用户的浏览器上下文中执行任意的JavaScript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
VendorProductAffected VersionsCPESubscribe
-Advantech Advantech R-SeeNet 2.4.12 (20.10.2020) -
II. Public POCs for CVE-2021-21799
#POC DescriptionSource LinkShenlong Link
1Advantech R-SeeNet 2.4.12 contains a reflected cross-site scripting vulnerability in the telnet_form.php script functionality. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-21799.yamlPOC Details
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III. Intelligence Information for CVE-2021-21799
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IV. Related Vulnerabilities
Same product: Advantech
Same vendor: n/a
Same weakness: CWE-79
V. Comments for CVE-2021-21799

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