What is CVE-2025-29100?

CVE-2025-29100 is a critical-severity vulnerability in Tenda Ac8, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2025-03-24.

How severe is CVE-2025-29100?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Tenda Ac8

CVE-2025-29100

Tenda AC8 V16.03.34.06 is vulnerable to Buffer Overflow in the fromSetRouteStatic function via the parameter list.

Vulnerability class: Buffer Overflow

Published 2025-03-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (49.2th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

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

Affected products

Tenda Ac8
Tenda Ac8 Firmware — versions 16.03.34.06

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

github.com/Raining-101/IOT_cve/blob/main/Tenda a8 V16.03.34.06 fromSetRouteStat… (Exploit)
gist.github.com/Raining-101/b2bd27d16cdca94d330150a8ead9caa8 (Third Party Advisory)

Frequently asked questions

What is CVE-2025-29100?: CVE-2025-29100 is a critical-severity vulnerability in Tenda Ac8, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2025-03-24.
How severe is CVE-2025-29100?: Critical severity. CVSS v3 base score is 9.8 out of 10.