What is CVE-2025-29137?

CVE-2025-29137 is a critical-severity vulnerability in Tenda Ac7, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2025-03-19.

How severe is CVE-2025-29137?

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

Buffer overflow in Tenda Ac7

CVE-2025-29137

Tenda AC7 V1.0 V15.03.06.44 found a buffer overflow caused by the timeZone parameter in the form_fast_setting_wifi_set function, which can cause RCE.

Vulnerability class: Buffer Overflow

EPSS: 0.005 (40.2th percentile) — read the EPSS interpretation.

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.

Affected products

Tenda Ac7 — versions 1.0
Tenda Ac7_firmware — versions 15.03.06.44
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

cve@mitre.org (Exploit)

Frequently asked questions

What is CVE-2025-29137?: CVE-2025-29137 is a critical-severity vulnerability in Tenda Ac7, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2025-03-19.
How severe is CVE-2025-29137?: Critical severity. CVSS v3 base score is 9.8 out of 10.