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I. Basic Information for CVE-2022-21742
Vulnerability Information
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Vulnerability Title
Realtek USB FE/1GbE/2.5GbE/5GbE NIC Family - Buffer Overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
Realtek USB driver has a buffer overflow vulnerability due to insufficient parameter length verification in the API function. An unauthenticated LAN attacker can exploit this vulnerability to disrupt services.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Realtek USB driver 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Realtek USB driver是中国瑞昱半导体（Realtek）公司的一系列游戏以太网系列控制器驱动程序。 Realtek USB FE/1GbE/2.5GbE/5GbE NIC Family 存在安全漏洞，该漏洞源于 API 函数中的参数长度验证不足。未经身份验证的 LAN 攻击者利用该漏洞可以破坏服务。以下产品和版本受到影响：Windows 10平台 10.28 到 10.39 版本、Windows 8平台 8.49 到 8.60 版本、Windows 7平台 7.42 到 7.53 版本。
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
RealtekUSB FE/1GbE/2.5GbE/5GbE NIC Family 10.28 ~ 10.39 -
RealtekUSB FE/1GbE/2.5GbE/5GbE NIC Family 8.49 ~ 8.60 -
RealtekUSB FE/1GbE/2.5GbE/5GbE NIC Family 7.42 ~ 7.53 -
II. Public POCs for CVE-2022-21742
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III. Intelligence Information for CVE-2022-21742
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IV. Related Vulnerabilities
Same vendor: Realtek
Same weakness: CWE-120
V. Comments for CVE-2022-21742

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