DASAN GPON ONU H660WM OS CVE-2025-29525

MEDIUM
Use of Default Credentials (CWE-1392)
2025-08-25 [email protected]
Information Disclosure
5.3
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 19:08 vuln.today
CVE Published
Aug 25, 2025 - 15:15 nvd
MEDIUM 5.3

DescriptionNVD

DASAN GPON ONU H660WM OS version H660WMR210825 Hardware version DS-E5-583-A1 was discovered to contain insecure default credentials in the modem's control panel.

AnalysisAI

DASAN GPON ONU H660WM OS version H660WMR210825 Hardware version DS-E5-583-A1 was discovered to contain insecure default credentials in the modem's control panel. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Use of Default Credentials (CWE-1392), which allows attackers to gain access using factory-default usernames and passwords. DASAN GPON ONU H660WM OS version H660WMR210825 Hardware version DS-E5-583-A1 was discovered to contain insecure default credentials in the modem's control panel.

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Force credential change on first use, remove default accounts, document required credential changes.

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CVE-2025-29525 vulnerability details – vuln.today
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