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CVE-2021-21801

Quick assessment

Affected
n/a Advantech
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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存在跨站脚本漏洞，该漏洞源于Advantech R-SeeNet 的 device_graph_page.php 脚本功能中存在多个跨站脚本漏洞。

AI Predicted 6.1 Difficulty: Easy EPSS 63.41% · P99

Public Exploits 1

Nuclei · 1 CVE-2021-21801.yaml [template]

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-21801

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
This vulnerability is present in device_graph_page.php script, which is a part of the Advantech R-SeeNet web applications. A specially crafted URL by an attacker and visited by a victim can lead to arbitrary JavaScript code execution.
Source: CVE Program / CVE List V5
CVSS Information
N/A
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
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存在跨站脚本漏洞，该漏洞源于Advantech R-SeeNet 的 device_graph_page.php 脚本功能中存在多个跨站脚本漏洞。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
- Advantech Advantech R-SeeNet 2.4.12 (20.10.2020) -

II. Public POCs for CVE-2021-21801

# POC Description Source Link Shenlong Link
1 Advantech R-SeeNet contains a cross-site scripting vulnerability in the device_graph_page.php script via the graph parameter. A specially crafted URL by an attacker can lead to arbitrary JavaScript code execution. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-21801.yaml POC Details
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III. Intelligence Information for CVE-2021-21801

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Other References for CVE-2021-21801 (1)

Same Patch Batch · n/a · 2021-07-16 · 15 CVEs total

CVE-2021-36769 Telegram 加密问题漏洞
CVE-2021-28053 Centreon SQL注入漏洞
CVE-2021-28054 Centreon 跨站脚本漏洞
CVE-2021-28114 Froala WYSIWYG Editor 跨站脚本漏洞
CVE-2021-21803 Advantech R-SeeNet 跨站脚本漏洞
CVE-2021-21802 Advantech R-SeeNet 跨站脚本漏洞
CVE-2021-21804 Advantech R-SeeNet 安全漏洞
CVE-2021-21800 Advantech R-SeeNet 跨站脚本漏洞
CVE-2021-21799 Advantech R-SeeNet 跨站脚本漏洞
CVE-2021-21816 D-LINK DIR-3040 信息泄露漏洞
CVE-2021-21817 D-LINK DIR-3040 信息泄露漏洞
CVE-2021-21818 D-Link D-LINK DIR-3040 信任管理问题漏洞
CVE-2021-21819 D-LINK DIR-3040 操作系统命令注入漏洞
CVE-2021-21820 D-LINK DIR-3040 信任管理问题漏洞

IV. Related Vulnerabilities

Same product: Advantech
Same vendor: n/a
Same weakness: CWE-79

V. Comments for CVE-2021-21801

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