What is CVE-2025-29214?

CVE-2025-29214 is a high-severity vulnerability in Tenda Ax12, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2025-03-20.

How severe is CVE-2025-29214?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Tenda Ax12

CVE-2025-29214

Tenda AX12 v22.03.01.46_CN was discovered to contain a stack overflow via the sub_42F69C function at /goform/setMacFilterCfg.

Vulnerability class: Buffer Overflow

Published 2025-03-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.006 (44.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 44.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.000

Affected products

Tenda Ax12
Tenda Ax12 Firmware — versions 22.03.01.46_cn

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

github.com/isstabber/my_VulnHub/blob/main/Tenda/AX12/tenda_ax12_setMacFilterCfg… (Exploit, Third Party Advisory)
gist.github.com/isstabber/85fe01ed47ad7ef820f86bfbd64a022c (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-29214?: CVE-2025-29214 is a high-severity vulnerability in Tenda Ax12, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2025-03-20.
How severe is CVE-2025-29214?: High severity. CVSS v3 base score is 7.5 out of 10.