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I. Basic Information for CVE-2022-40740
Vulnerability Information

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Vulnerability Title
Realtek GPON router - Command Injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
Realtek GPON router has insufficient filtering for special characters. A remote attacker authenticated as an administrator can exploit this vulnerability to perform command injection attacks, to execute arbitrary system command, manipulate system or disrupt service.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Realtek GPON router 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Realtek GPON router是中国瑞昱半导体(Realtek)公司的一系列路由器。 Realtek GPON router存在安全漏洞,该漏洞源于其对特殊字符的过滤不足导致具有管理员权限的远程攻击者可以执行命令注入攻击,执行任意系统命令,操纵系统或中断服务。
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
RealtekGPON router SDK 1.9 -
II. Public POCs for CVE-2022-40740
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III. Intelligence Information for CVE-2022-40740
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IV. Related Vulnerabilities
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