Tenda W12 3.0.0.5 /bin/httpd cgiWifiRadioSet stack-based overflow

Summaryinfo

A vulnerability was found in Tenda W12 3.0.0.5. It has been declared as critical. The impacted element is the function cgiWifiRadioSet of the file /bin/httpd. Such manipulation leads to stack-based overflow. This vulnerability is uniquely identified as CVE-2025-3693. The attack can be launched remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability was found in Tenda W12 3.0.0.5. It has been rated as critical. Affected by this issue is the function cgiWifiRadioSet of the file /bin/httpd. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability.

The advisory is available at github.com. This vulnerability is handled as CVE-2025-3693. The exploitation is known to be easy. The attack may be launched remotely. Technical details as well as a public exploit are known.

The exploit is available at github.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Router Operating System

Vendor

• Tenda

Name

• W12

Version

• 3.0.0.5

License

• commercial

Website

• Vendor: https://www.tenda.com.cn/

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

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• 🔍

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Threat Intelligenceinfo

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Submitinfo

Accepted

• Submit #553526: Tenda w12 <=V3.0si_V3.0.0.5 Stack-based Buffer Overflow (by T1an)

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