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: 0.061 (92.7th 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

Weakness classification (CWE)

References

  • cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
  • cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
  • cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
  • cna@vuldb.com (issue-tracking, Exploit, Third Party Advisory, exploit)
  • cna@vuldb.com (Product, product, broken-link)

Frequently asked questions

What is CVE-2025-3693?
CVE-2025-3693 is a high-severity vulnerability in Tenda W12, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. 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.