CVE-2025-8131— Tenda AC20 SetStaticRouteCfg stack-based overflow
Quick assessment
Affected
Tenda AC20
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 AC20是中国腾达（Tenda）公司的一款无线路由器。 Tenda AC20 16.03.08.05版本存在安全漏洞，该漏洞源于文件/goform/SetStaticRouteCfg中参数list的错误操作导致栈缓冲区溢出。
Possible ATT&CK Techniques 2 AI
T1203 · Exploitation for Client Execution T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-8131
Vulnerability Information
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Vulnerability Title
Tenda AC20 SetStaticRouteCfg stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Tenda AC20 16.03.08.05. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /goform/SetStaticRouteCfg. The manipulation of the argument list leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public 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 AC20 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda AC20是中国腾达（Tenda）公司的一款无线路由器。 Tenda AC20 16.03.08.05版本存在安全漏洞，该漏洞源于文件/goform/SetStaticRouteCfg中参数list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
II. Public POCs for CVE-2025-8131
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
Qwen3.6-35B-A3B
· 8541 chars
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Trigger conditions & impact
Full executable POC code
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III. Intelligence Information for CVE-2025-8131
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V. Comments for CVE-2025-8131
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