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CVE-2025-4299— Tenda AC1206 openSchedWifi setSchedWifi buffer overflow

Quick assessment

Affected
Tenda AC1206
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 AC1206是中国腾达（Tenda）公司的一款无线千兆路由器。 Tenda AC1206 15.03.06.23及之前版本存在安全漏洞，该漏洞源于文件/goform/openSchedWifi中函数setSchedWifi存在缓冲区溢出，可能导致执行任意代码。

CVSS 8.8 · High EPSS 0.83% · P54

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-4299

Vulnerability Information
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Vulnerability Title
Tenda AC1206 openSchedWifi setSchedWifi buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Tenda AC1206 up to 15.03.06.23. It has been rated as critical. This issue affects the function setSchedWifi of the file /goform/openSchedWifi. The manipulation leads to buffer overflow. The attack may be initiated 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 AC1206 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda AC1206是中国腾达（Tenda）公司的一款无线千兆路由器。 Tenda AC1206 15.03.06.23及之前版本存在安全漏洞，该漏洞源于文件/goform/openSchedWifi中函数setSchedWifi存在缓冲区溢出，可能导致执行任意代码。
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 AC1206 15.03.06.0 -

II. Public POCs for CVE-2025-4299

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 10650 chars
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III. Intelligence Information for CVE-2025-4299

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Other References for CVE-2025-4299 (1)

Same Patch Batch · Tenda · 2025-05-06 · 6 CVEs total

CVE-2025-4368 8.8 HIGH Tenda AC8 MtuSetMacWan formGetRouterStatus buffer overflow
CVE-2025-4356 8.8 HIGH Tenda DAP-1520 Authentication storage mod_graph_auth_uri_handler stack-based overflow
CVE-2025-4355 8.8 HIGH Tenda DAP-1520 api set_ws_action heap-based overflow
CVE-2025-4354 8.8 HIGH Tenda DAP-1520 storage check_dws_cookie stack-based overflow
CVE-2025-4357 4.7 MEDIUM Tenda RX3 telnet command injection

IV. Related Vulnerabilities

Same product: AC1206
Same vendor: Tenda
Same weakness: CWE-120

V. Comments for CVE-2025-4299

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