CVE-2021-34978
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I. Basic Information for CVE-2021-34978
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 R6260 1.1.0.78_1.0.1 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the setupwizard.cgi page. A crafted SOAP request 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-13511.
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 R6260 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Netgear NETGEAR R6260是美国网件（Netgear）公司的一款路由器。连接两个或多个网络的硬件设备，在网络间起网关的作用。 NETGEAR R6260 存在安全漏洞，攻击者可利用该漏洞在根目录上下文中执行代码。
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
II. Public POCs for CVE-2021-34978
| # | POC Description | Source Link | Shenlong Link |
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Same Patch Batch · NETGEAR · 2022-01-13 · 4 CVEs total
| CVE-2021-34977 | NETGEAR R7000 授权问题漏洞 | |
| CVE-2021-34979 | NETGEAR R6260 安全漏洞 | |
| CVE-2021-34980 | Netgear NETGEAR R6260 缓冲区错误漏洞 |
IV. Related Vulnerabilities
Same vendor: NETGEAR
- CVE-2026-24714
NETGEAR PR2000 安全漏洞 - CVE-2026-0404
Insufficient input validation in NETGEAR Orbi routers - CVE-2026-0408
Path traversal vulnerability in Netgear WiFi Range Extenders - CVE-2026-0407
Authentication bypass in NETGEAR WiFi Range Extenders via ne - CVE-2026-0406
Insufficient input validation in NETGEAR Nighthawk router XR
Same weakness: CWE-121
- CVE-2026-8258
Squirrel sqstdstring.cpp validate_format stack-based overflo - CVE-2026-8234
EFM ipTIME A8004T WifiBasicSet formWifiBasicSet stack-based - CVE-2026-6665
PgBouncer buffer overflow in SCRAM - CVE-2026-41509
Integer underflow in crypto_sign_open() leads to buffer over - CVE-2026-8138
Tenda CX12L SetPptpServerCfg” formSetPPTPServer stack-based
V. Comments for CVE-2021-34978
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