CVE-2026-3398

HIGH

Tenda F453 1.0.0.3 - Buffer Overflow

Title source: llm
STIX 2.1

Description

A vulnerability was determined in Tenda F453 1.0.0.3. Affected is the function fromAdvSetWan of the file /goform/AdvSetWan of the component httpd. Executing a manipulation of the argument wanmode/PPPOEPassword can lead to buffer overflow. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized.

References (5)

Core 5
Core References
Permissions Required, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.348293
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.348293
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.759630
Various Sources product
https://www.tenda.com.cn/

Scores

CVSS v3 8.8
EPSS 0.0063
EPSS Percentile 45.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-119 CWE-120
Status published
Products (1)
tenda/f453_firmware 1.0.0.3
Published Mar 01, 2026
Tracked Since Mar 02, 2026