Buffer overflow in Tenda W12
CVE-2025-3693
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…
Vulnerability class: Buffer Overflow
EPSS: 0.073 (91.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Tenda W12 — versions 3.0.0.5
Weakness classification (CWE)
References
- VDB-304982 | Tenda W12 httpd cgiWifiRadioSet stack-based overflow (vdb-entry, technical-description)
- VDB-304982 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
- Submit #553526 | Tenda w12 <=V3.0si_V3.0.0.5 Stack-based Buffer Overflow (third-party-advisory)
- github.com/02Tn/vul/issues/1 (exploit, issue-tracking)
- www.tenda.com.cn/ (broken-link, product)
Frequently asked questions
- What is CVE-2025-3693?
- CVE-2025-3693 is a high-severity vulnerability in Tenda W12, classified under Stack-based Buffer Overflow. CVSS score: 8.8/10. Published 2025-04-16.
- How severe is CVE-2025-3693?
- High severity. CVSS v3 base score is 8.8 out of 10.