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CVE-2024-4165— Tenda G3 modifyDhcpRule stack-based overflow

Quick assessment

Affected
Tenda G3
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 G3是中国腾达（Tenda）公司的一款 Qos Vpn 路由器。 Tenda G3 15.11.0.17(9502)版本存在安全漏洞，该漏洞源于对参数 bindDhcpIndex 的错误操作会导致基于堆栈的缓冲区溢出。

CVSS 8.8 · High EPSS 1.46% · P72

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2024-4165

Vulnerability Information
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Vulnerability Title
Tenda G3 modifyDhcpRule stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability, which was classified as critical, was found in Tenda G3 15.11.0.17(9502). Affected is the function modifyDhcpRule of the file /goform/modifyDhcpRule. The manipulation of the argument bindDhcpIndex leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-261984. 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 G3 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda G3是中国腾达（Tenda）公司的一款 Qos Vpn 路由器。 Tenda G3 15.11.0.17(9502)版本存在安全漏洞，该漏洞源于对参数 bindDhcpIndex 的错误操作会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 G3 15.11.0.17(9502) -

II. Public POCs for CVE-2024-4165

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 44559 chars
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III. Intelligence Information for CVE-2024-4165

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Vendor Advisories for CVE-2024-4165 (3)

Other References for CVE-2024-4165 (1)

Same Patch Batch · Tenda · 2024-04-25 · 8 CVEs total

CVE-2024-4171 8.8 HIGH Tenda W30E WizardHandle fromWizardHandle stack-based overflow
CVE-2024-4170 8.8 HIGH Tenda 4G300 sub_429A30 stack-based overflow
CVE-2024-4169 8.8 HIGH Tenda 4G300 sub_4279CC stack-based overflow
CVE-2024-4168 8.8 HIGH Tenda 4G300 sub_4260F0 stack-based overflow
CVE-2024-4167 8.8 HIGH Tenda 4G300 sub_422AA4 stack-based overflow
CVE-2024-4166 8.8 HIGH Tenda 4G300 sub_41E858 stack-based overflow
CVE-2024-4164 8.8 HIGH Tenda G3 ModifyPppAuthWhiteMac formModifyPppAuthWhiteMac stack-based overflow

IV. Related Vulnerabilities

Same product: G3
Same vendor: Tenda
Same weakness: CWE-121

V. Comments for CVE-2024-4165

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