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I. Basic Information for CVE-2021-20031
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A Host Header Redirection vulnerability in SonicOS potentially allows a remote attacker to redirect firewall management users to arbitrary web domains.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
指向未可信站点的URL重定向(开放重定向)
Source: NVD (National Vulnerability Database)
Vulnerability Title
SonicOS 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sonicwall SonicWall SonicOS是美国SonicWall(Sonicwall)公司的一套专为SonicWall防火墙设备设计的操作系统。 SonicOS存在输入验证错误漏洞,该漏洞源于系统对于主机头缺乏有效的验证与转义。主机头重定向漏洞可能允许远程攻击者可利用该漏洞将防火墙管理用户重定向到任意web域。
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
SonicWallSonicOS 7.0.1-R1262 and earlier -
II. Public POCs for CVE-2021-20031
#POC DescriptionSource LinkShenlong Link
1SonicWall SonicOS 7.0 contains an open redirect vulnerability. The values of the Host headers are implicitly set as trusted. An attacker can spoof a particular host header, allowing the attacker to render arbitrary links, obtain sensitive information, modify data, execute unauthorized operations. and/or possibly redirect a user to a malicious site.https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-20031.yamlPOC Details
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III. Intelligence Information for CVE-2021-20031
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IV. Related Vulnerabilities
V. Comments for CVE-2021-20031

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