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CVE-2026-3678

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CVE-2026-3678

Published: Mar 7, 2026

Modified: Mar 11, 2026

PUBLISHED

CVSS v3.1

8.8

HIGH

Description

A vulnerability was determined in Tenda FH451 1.0.0.9. Affected is the function sub_3C434 of the file /goform/AdvSetWan. This manipulation of the argument wanmode/PPPOEPassword causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized.

VendorProductVersions

Tenda

FH451

affected
1.0.0.9

Weaknesses (CWE)

CWE-121
CWE-119

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

VDB-349580 | CTI Indicators (IOB, IOC, IOA)
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