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CVE-2025-9298— Tenda M3 QuickIndex formQuickIndex stack-based overflow

Quick assessment

Affected
Tenda M3
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 M3是中国腾达（Tenda）公司的一款门禁控制器。 Tenda M3 1.0.0.12版本存在安全漏洞，该漏洞源于对参数PPPOEPassword的错误操作导致栈缓冲区溢出。

CVSS 8.8 · High EPSS 1.08% · P63

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-9298

Vulnerability Information
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Vulnerability Title
Tenda M3 QuickIndex formQuickIndex stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw has been found in Tenda M3 1.0.0.12. Affected is the function formQuickIndex of the file /goform/QuickIndex. Executing manipulation of the argument PPPOEPassword can lead to stack-based buffer overflow. The attack can be launched remotely. The exploit has been published and may be used.
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 M3 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda M3是中国腾达（Tenda）公司的一款门禁控制器。 Tenda M3 1.0.0.12版本存在安全漏洞，该漏洞源于对参数PPPOEPassword的错误操作导致栈缓冲区溢出。
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 M3 1.0.0.12 -

II. Public POCs for CVE-2025-9298

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 7010 chars
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In-depth vulnerability mechanism
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POC zip download
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III. Intelligence Information for CVE-2025-9298

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Same Patch Batch · Tenda · 2025-08-21 · 4 CVEs total

CVE-2025-9299 8.8 HIGH Tenda M3 getMasterPassengerAnalyseData formGetMasterPassengerAnalyseData stack-based overf
CVE-2025-9297 8.8 HIGH Tenda i22 wxportalauth formWeixinAuthInfoGet stack-based overflow
CVE-2025-9309 2.5 LOW Tenda AC10 MD5 Hash shadow hard-coded credentials

IV. Related Vulnerabilities

Same product: M3
Same vendor: Tenda
Same weakness: CWE-121

V. Comments for CVE-2025-9298

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