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Vulnerability record · CVE-2025-3693 · published 16 April 2025

CVE-2025-3693: Tenda w12 firmware memory buffer overflow vulnerability

Tenda · W12 Firmware

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 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

8.7 CVSS 4.0 High EPSS 7.4% · top 5.8% CWE-119 · Memory buffer overflowCWE-121 · Stack-based buffer overflow
8.7CVSS 4.0 base score, v2 9.0
7.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
5References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

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 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/02Tn/vul/issues/1 ExploitThird Party Advisory
https://vuldb.com/?ctiid.304982 Permissions RequiredVDB Entry
https://vuldb.com/?id.304982 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.553526 Third Party AdvisoryVDB Entry
https://www.tenda.com.cn/ Product

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.7CVE-2025-4007Tenda w12 firmware memory buffer overflow vulnerabilityA vulnerability classified as critical was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644). Affected by this vulnerability is the function cgi…EPSS 1.0%8.7CVE-2025-3820Tenda w12 firmware memory buffer overflow vulnerabilityA vulnerability was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644) and classified as critical. Affected by this issue is the function cgiSysU…EPSS 13%8.7CVE-2025-3803Tenda w12 firmware memory buffer overflow vulnerabilityA vulnerability was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644). It has been rated as critical. This issue affects the function cgiSysSche…EPSS 1.0%8.7CVE-2025-3802Tenda w12 firmware memory buffer overflow vulnerabilityA vulnerability was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644). It has been declared as critical. This vulnerability affects the function…EPSS 1.1%7.4CVE-2025-11549Tenda w12 firmware memory buffer overflow vulnerabilityA vulnerability has been found in Tenda W12 3.0.0.6(3948). The affected element is the function wifiMacFilterSet of the file /goform/modules of the c…EPSS 8.5%5.7CVE-2025-11550Tenda w12 firmware improper resource shutdown vulnerabilityA 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 compon…EPSS 0.96%0.9CVE-2025-9778Tenda w12 firmware hard-coded password vulnerabilityA security vulnerability has been detected in Tenda W12 up to 3.0.0.6(3948). Affected is an unknown function of the file /etc_ro/shadow of the compon…EPSS 0.14%8.8CVE-2026-8452Citrix NetScaler ADC and Gateway memory buffer overflow causes DoSCVE-2026-8452 is a memory buffer overflow (CWE-119) in Citrix NetScaler ADC and NetScaler Gateway that leads to unpredictable or erroneous behavior a…KEVEPSS 1.0%analysed

Source: NIST National Vulnerability Database (record CVE-2025-3693), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.