CVE-2026-3801

HIGH

Tenda i3 1.0.0.6(2204) - Buffer Overflow

Title source: llm

Description

A vulnerability was found in Tenda i3 1.0.0.6(2204). Affected by this vulnerability is the function formSetAutoPing of the file /goform/setAutoPing. Performing a manipulation of the argument ping1/ping2 results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made public and could be used.

References (7)

[Third Party Advisory] https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-i3-setautoping-ping1-buffer-overflow

[Third Party Advisory] https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-i3-setautoping-ping2-buffer-overflow

View Writeup ZIP pw:eip

[Permissions Required, VDB Entry] https://vuldb.com/?ctiid.349768

[Permissions Required, VDB Entry] https://vuldb.com/?id.349768

[Permissions Required, VDB Entry] https://vuldb.com/?submit.768980

[Permissions Required, VDB Entry] https://vuldb.com/?submit.768982

[Various Sources] https://www.tenda.com.cn/

Scores

CVSS v3 8.8

EPSS 0.0009

EPSS Percentile 25.0%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-119 CWE-121

Status published

Affected Products (1)

tenda/i3_firmware

Timeline

Published Mar 09, 2026

Tracked Since Mar 09, 2026