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CVE-2024-3879— Tenda W30E setcfm formSetCfm stack-based overflow

Quick assessment

Affected
Tenda W30E
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Tenda W30E是中国腾达（Tenda）公司的一款路由器。 Tenda W30E 1.0.1.25(633)版本存在安全漏洞，该漏洞源于 /goform/setcfm 的formSetCfm函数存在安全问题，通过参数 funcpara1导致基于堆栈的缓冲区溢出。

CVSS 8.8 · High EPSS 1.45% · P71

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2024-3879

Vulnerability Information
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Vulnerability Title
Tenda W30E setcfm formSetCfm stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability, which was classified as critical, was found in Tenda W30E 1.0.1.25(633). This affects the function formSetCfm of the file /goform/setcfm. The manipulation of the argument funcpara1 leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-260913 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Tenda W30E 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda W30E是中国腾达（Tenda）公司的一款路由器。 Tenda W30E 1.0.1.25(633)版本存在安全漏洞，该漏洞源于 /goform/setcfm 的formSetCfm函数存在安全问题，通过参数 funcpara1导致基于堆栈的缓冲区溢出。
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
Tenda W30E 1.0.1.25(633) -

II. Public POCs for CVE-2024-3879

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 6712 chars
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III. Intelligence Information for CVE-2024-3879

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Vendor Advisories for CVE-2024-3879 (2)

Other References for CVE-2024-3879 (1)

Same Patch Batch · Tenda · 2024-04-16 · 9 CVEs total

CVE-2024-3874 8.8 HIGH Tenda W20E SetRemoteWebManage formSetRemoteWebManage stack-based overflow
CVE-2024-3875 8.8 HIGH Tenda F1202 Natlimit fromNatlimit stack-based overflow
CVE-2024-3876 8.8 HIGH Tenda F1202 VirtualSer fromVirtualSer stack-based overflow
CVE-2024-3877 8.8 HIGH Tenda F1202 fromqossetting stack-based overflow
CVE-2024-3878 8.8 HIGH Tenda F1202 webExcptypemanFilter fromwebExcptypemanFilter stack-based overflow
CVE-2024-3881 8.8 HIGH Tenda W30E frmL7ProtForm frmL7PlotForm stack-based overflow
CVE-2024-3882 8.8 HIGH Tenda W30E fromRouteStatic stack-based overflow
CVE-2024-3880 6.3 MEDIUM Tenda W30E WriteFacMac formWriteFacMac os command injection

IV. Related Vulnerabilities

Same product: W30E
Same vendor: Tenda
Same weakness: CWE-121

V. Comments for CVE-2024-3879

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