What is CVE-2025-29149?

CVE-2025-29149 is a high-severity vulnerability in Tenda I12, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2025-03-20.

How severe is CVE-2025-29149?

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

Buffer overflow in Tenda I12

CVE-2025-29149

Tenda i12 V1.0.0.10(3805) was discovered to contain a buffer overflow via the ping1 parameter in the formSetAutoPing function.

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: 0.005 (38.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.6% 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: 0.005 · change: +0.000

Affected products

Tenda I12
Tenda I12 Firmware — versions 1.0.0.10\(3805\), 1.0.0.10(3805)

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

github.com/Raining-101/IOT_cve/blob/main/tenda i12formSetAutoPing_ping1.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-29149?: CVE-2025-29149 is a high-severity vulnerability in Tenda I12, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2025-03-20.
How severe is CVE-2025-29149?: High severity. CVSS v3 base score is 7.5 out of 10.