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I. Basic Information for CVE-2021-4242
Vulnerability Information

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Vulnerability Title
Sapido BR270n/BRC76n/GR297/RB1732 syscmd.htm os command injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was found in Sapido BR270n, BRC76n, GR297 and RB1732 and classified as critical. Affected by this issue is some unknown functionality of the file ip/syscmd.htm. The manipulation leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-214592.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
对消息或数据结构的处理不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
多款Sapido产品操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sapido BR270n等都是Sapido公司的一款无线路由器。 Sapido BR270n、BRC76n、GR297、RB1732存在安全漏洞。攻击者利用该漏洞执行os命令注入攻击。
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
SapidoBR270n n/a -
SapidoBRC76n n/a -
SapidoGR297 n/a -
SapidoRB1732 n/a -
II. Public POCs for CVE-2021-4242
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III. Intelligence Information for CVE-2021-4242
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IV. Related Vulnerabilities
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