CVE-2025-11550: w12 Null Dereference — Exploit

Description

A vulnerability was found in Tenda W12 3.0.0.6(3948). The impacted element is the function wifiScheduledSet of the file /goform/modules of the component HTTP Request Handler. The manipulation of the argument wifiScheduledSet results in null pointer dereference. The attack may be performed from remote. The exploit has been made public and could be used.

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CVSS v3.1 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-404 CWE-404

CWE-476 CWE-476

Affected Products

Vendor	Product	Versions
tenda	w12_firmware	All
tenda	w12	All

References

Exploits

https://github.com/z472421519/BinaryAudit/blob/main/PoC/NPD/Tenda_W12/cgiWifiScheduledSet/cgiWifiScheduledSet.md https://github.com/z472421519/BinaryAudit/blob/main/PoC/NPD/Tenda_W12/cgiWifiScheduledSet/cgiWifiScheduledSet.md

Other References

https://vuldb.com/?ctiid.327709 https://vuldb.com/?id.327709 https://vuldb.com/?submit.670118 https://www.tenda.com.cn/

Frequently Asked Questions

What is CVE-2025-11550? +

A vulnerability was found in Tenda W12 3.0.0.6(3948). The impacted element is the function wifiScheduledSet of the file /goform/modules of the component HTTP Request Handler. The manipulation of the argument wifiScheduledSet results in null pointer dereference. The attack may be performed from remote. The exploit has been made public and could be used. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2025-11550? +

CVE-2025-11550 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-11550? +

CVE-2025-11550 affects products from tenda, specifically: w12, w12_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-11550? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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