CVE-2025-67073 | A Buffer overflow vulnerability in function fromAdvSetMacMtu… | CVSS 9.8 CRITICAL

Description

A Buffer overflow vulnerability in function fromAdvSetMacMtuWan of bin httpd in Tenda AC10V4.0 V16.03.10.20 allows remote attackers to cause denial of service and possibly code execution by sending a post request with a crafted payload (field `serviceName`) to /goform/AdvSetMacMtuWan.

Metadata

CVE ID: CVE-2025-67073
State: PUBLISHED
Assigner: mitre
Reserved: 2025-12-08 00:00 UTC
Published: 2025-12-17 00:00 UTC
Last updated: 2025-12-17 19:28 UTC
Primary CWE: CWE-120
CWE-120 Buffer Copy without Checking Size of Input ('Classic…
Vendor / Product: n/a / n/a
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: PoC
Automatable: yes
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
n/a	n/a	—	n/a

Weakness (CWE)

CWE	Source	Description
—	cna	n/a
CWE-120	adp	CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CVSS scores (1)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	adp	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References (1)

https://github.com/johnathanhuutri/CVEReport/tree/master/CVE-2025-67073