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CVE-2025-11294— Belkin F9K1015 formL2TPSetup buffer overflow

Quick assessment

Affected
Belkin F9K1015
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.

Belkin F9K1015是加拿大Belkin公司的一款WiFi信号扩展器。 Belkin F9K1015 1.00.10版本存在安全漏洞，该漏洞源于对文件/goform/formL2TPSetup中参数L2TPUserName的错误操作，可能导致缓冲区溢出。

CVSS 8.8 · High EPSS 1.20% · P65

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-11294

Vulnerability Information
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Vulnerability Title
Belkin F9K1015 formL2TPSetup buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was detected in Belkin F9K1015 1.00.10. Affected by this issue is some unknown functionality of the file /goform/formL2TPSetup. The manipulation of the argument L2TPUserName results in buffer overflow. The attack may be launched remotely. The exploit is now public and may be used. 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
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
Belkin F9K1015 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Belkin F9K1015是加拿大Belkin公司的一款WiFi信号扩展器。 Belkin F9K1015 1.00.10版本存在安全漏洞，该漏洞源于对文件/goform/formL2TPSetup中参数L2TPUserName的错误操作，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

Vendor Product Affected Versions CPE Subscribe
Belkin F9K1015 1.00.10 cpe:2.3:o:belkin:f9k1015_firmware:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-11294

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 8061 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2025-11294

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Vendor Advisories for CVE-2025-11294 (1)

Proof of Concept for CVE-2025-11294 (2)

Same Patch Batch · Belkin · 2025-10-05 · 12 CVEs total

CVE-2025-11293 8.8 HIGH Belkin F9K1015 formConnectionSetting buffer overflow
CVE-2025-11295 8.8 HIGH Belkin F9K1015 formPPPoESetup buffer overflow
CVE-2025-11296 8.8 HIGH Belkin F9K1015 formPPTPSetup buffer overflow
CVE-2025-11297 8.8 HIGH Belkin F9K1015 formSetLanguage buffer overflow
CVE-2025-11299 8.8 HIGH Belkin F9K1015 formWanTcpipSetup buffer overflow
CVE-2025-11300 8.8 HIGH Belkin F9K1015 formWlanMP buffer overflow
CVE-2025-11301 8.8 HIGH Belkin F9K1015 formWlanSetupWPS buffer overflow
CVE-2025-11302 8.8 HIGH Belkin F9K1015 formWpsStart buffer overflow
CVE-2025-11292 6.3 MEDIUM Belkin F9K1015 formBSSetSitesurvey command injection
CVE-2025-11298 6.3 MEDIUM Belkin F9K1015 formSetWanStatic command injection
CVE-2025-11303 6.3 MEDIUM Belkin F9K1015 mp command injection

IV. Related Vulnerabilities

Same product: F9K1015
Same vendor: Belkin
Same weakness: CWE-120

V. Comments for CVE-2025-11294

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