Critical severity · published Apr 16, 2025
CVE-2025-3693
A vulnerability was found in Tenda W12 3.0.0.5
9.8
CVSS
7.4%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)7.4% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WF
W12 Firmware · Tenda
3.0.0.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-3693
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-3693
Exploit
https://github.com/02Tn/vul/issues/1
Permissions Required
https://vuldb.com/?ctiid.304982
Third Party Advisory
https://vuldb.com/?id.304982
Third Party Advisory
https://vuldb.com/?submit.553526
Product
https://www.tenda.com.cn/
More from W12 Firmware
9.8
CVE-2025-11549
Tenda W12 HTTP Request modules wifiMacFilterSet stack-based overflow
8.8
CVE-2026-10192
Tenda W12 httpd set_local_time_0 stack-based overflow
8.8
CVE-2026-10191
Tenda W12 httpd cgiWifiMacFilterSet stack-based overflow
8.8
CVE-2026-10189
Tenda W12 httpd cgiSysTimeInfoSet stack-based overflow
8.8
CVE-2026-10188
Tenda W12 httpd cgistaKickOff stack-based overflow