CVE-2021-46387
Quick assessment
Affected
n/a n/a
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.
Zyxel Zywall310是中国合勤（Zyxel）公司的一款用于公司环境的防火墙设备。 ZyXEL ZyWAL存在安全漏洞，该漏洞允许攻击者可利用该漏洞能够执行任意JavaScript代码来执行多种攻击，如剪贴板劫持和会话劫持。
Possible ATT&CK Techniques 3 AI
T1059 · Command and Scripting Interpreter T1539 · Steal Web Session Cookie T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-46387
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
ZyXEL ZyWALL 2 Plus Internet Security Appliance is affected by Cross Site Scripting (XSS). Insecure URI handling leads to bypass security restriction to achieve Cross Site Scripting, which allows an attacker able to execute arbitrary JavaScript codes to perform multiple attacks such as clipboard hijacking and session hijacking.
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
Zyxel Zywall310跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zyxel Zywall310是中国合勤（Zyxel）公司的一款用于公司环境的防火墙设备。 ZyXEL ZyWAL存在安全漏洞，该漏洞允许攻击者可利用该漏洞能够执行任意JavaScript代码来执行多种攻击，如剪贴板劫持和会话劫持。
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-2021-46387
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | ZyXEL ZyWALL 2 Plus Internet Security Appliance contains a cross-site scripting vulnerability. Insecure URI handling leads to bypass of security restrictions, which allows an attacker to execute arbitrary JavaScript codes to perform multiple attacks. | https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-46387.yaml | POC Details |
AI-Generated POC
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Exploits & Public PoCs for CVE-2021-46387 (1)
Other References for CVE-2021-46387 (3)
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https://www.zyxel.com/uk/en/products_services/zywall_2_plus.shtml x_refsource_MISC
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https://www.zyxel.com/us/en/support/security_advisories.shtml x_refsource_MISC
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IV. Related Vulnerabilities
V. Comments for CVE-2021-46387
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