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CVE-2024-3874— Tenda W20E SetRemoteWebManage formSetRemoteWebManage stack-based overflow

Quick assessment

Affected
Tenda W20E
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 W20E是中国腾达（Tenda）公司的一款路由器。 Tenda W20E 15.11.0.6版本存在安全漏洞，该漏洞源于 /goform/SetRemoteWebManage 的formSetRemoteWebManage函数存在安全问题，通过参数 remoteIP导致基于堆栈的缓冲区溢出。

CVSS 8.8 · High EPSS 1.31% · P70

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2024-3874

Vulnerability Information
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Vulnerability Title
Tenda W20E SetRemoteWebManage formSetRemoteWebManage stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Tenda W20E 15.11.0.6. It has been declared as critical. This vulnerability affects the function formSetRemoteWebManage of the file /goform/SetRemoteWebManage. The manipulation of the argument remoteIP leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-260908. 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 W20E 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda W20E是中国腾达（Tenda）公司的一款路由器。 Tenda W20E 15.11.0.6版本存在安全漏洞，该漏洞源于 /goform/SetRemoteWebManage 的formSetRemoteWebManage函数存在安全问题，通过参数 remoteIP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 W20E 15.11.0.6 -

II. Public POCs for CVE-2024-3874

# POC Description Source Link Shenlong Link
AI-Generated POC Verified env Premium
Qwen3.6-35B-A3B · 9077 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2024-3874

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Vendor Advisories for CVE-2024-3874 (3)

Other References for CVE-2024-3874 (1)

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

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-2024-3879 8.8 HIGH Tenda W30E setcfm formSetCfm 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: W20E
Same vendor: Tenda
Same weakness: CWE-121

V. Comments for CVE-2024-3874

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