CVE-2021-27239
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I. Basic Information for CVE-2021-27239
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6400 and R6700 firmware version 1.0.4.98 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the upnpd service, which listens on UDP port 1900 by default. A crafted MX header field in an SSDP message can trigger an overflow of a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-11851.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
Netgear NETGEAR R6400 and R6700 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Netgear NETGEAR R6400和NETGEAR R6700都是美国网件（Netgear）公司的一款无线路由器。 NETGEAR R6400 and R6700 firmware version 1.0.4.98 routers存在安全漏洞，攻击者可利用该漏洞在由器上执行任意代码，利用此漏洞不需要身份验证。
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 |
|---|---|---|---|---|
| NETGEAR | Multiple Routers | firmware version 1.0.4.98 | - |
II. Public POCs for CVE-2021-27239
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · NETGEAR · 2021-03-29 · 6 CVEs total
| CVE-2021-27276 | NETGEAR ProSAFE Network Management System 路径遍历漏洞 | |
| CVE-2021-27275 | NETGEAR ProSAFE Network Management System 路径遍历漏洞 | |
| CVE-2021-27273 | NETGEAR ProSAFE Network Management System 操作系统命令注入漏洞 | |
| CVE-2021-27274 | NETGEAR ProSAFE Network Management System 代码问题漏洞 | |
| CVE-2021-27272 | NETGEAR ProSAFE Network Management System 路径遍历漏洞 |
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V. Comments for CVE-2021-27239
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