Buffer overflow in Tenda Rx3

CVE-2025-3259

A vulnerability, which was classified as critical, has been found in Tenda RX3 16.03.13.11. This issue affects the function formSetDeviceName of the file /goform/SetOnlineDevName. The manipulation of the argument devName leads to stack-bas…

Vulnerability class: Buffer Overflow

EPSS: 0.009 (56.5th 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

Frequently asked questions

What is CVE-2025-3259?
CVE-2025-3259 is a high-severity vulnerability in Tenda Rx3, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-04-04.
How severe is CVE-2025-3259?
High severity. CVSS v3 base score is 8.8 out of 10.