CVE-2025-4897— Tenda A15 HTTP POST Request multimodalAdd buffer overflow
Quick assessment
Affected
Tenda A15
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 A15是中国腾达（Tenda）公司的一款 WiFi 扩展器。 Tenda A15 15.13.07.09版本和15.13.07.13版本存在安全漏洞，该漏洞源于文件/goform/multimodalAdd处理不当，可能导致缓冲区溢出。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-4897
Vulnerability Information
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Vulnerability Title
Tenda A15 HTTP POST Request multimodalAdd buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Tenda A15 15.13.07.09/15.13.07.13. It has been classified as critical. This affects an unknown part of the file /goform/multimodalAdd of the component HTTP POST Request Handler. The manipulation leads to buffer overflow. It is possible to initiate the attack 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
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
Tenda A15 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda A15是中国腾达（Tenda）公司的一款 WiFi 扩展器。 Tenda A15 15.13.07.09版本和15.13.07.13版本存在安全漏洞，该漏洞源于文件/goform/multimodalAdd处理不当，可能导致缓冲区溢出。
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-2025-4897
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
Qwen3.6-35B-A3B
· 7850 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
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Trigger conditions & impact
Full executable POC code
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III. Intelligence Information for CVE-2025-4897
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Same Patch Batch · Tenda · 2025-05-18 · 3 CVEs total
| CVE-2025-4896 | 8.8 HIGH | Tenda AC10 UserCongratulationsExec buffer overflow |
| CVE-2025-4867 | 6.5 MEDIUM | Tenda A15 ArpNerworkSet formArpNerworkSet denial of service |
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Same weakness: CWE-120
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V. Comments for CVE-2025-4897
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