CVE-2025-44178

Severity CVSS v4.0:

Pending analysis

Type:

CWE-284 Improper Access Control

Publication date:

25/08/2025

Last modified:

25/08/2025

Description

DASAN GPON ONU H660WM H660WMR210825 is susceptible to improper access control under its default settings. Attackers can exploit this vulnerability to gain unauthorized access to sensitive information and modify its configuration via the UPnP protocol WAN sides without any authentication.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): Low
Availability (A): None

Base Score 3.x

6.50

Severity 3.x

MEDIUM

References to Advisories, Solutions, and Tools

https://gist.github.com/stevenyu113228/a1fab78fa34a86f7416aa2aa33284fd1