CVE-2018-10561Dasan GPON Routers Authentication Bypass Vulnerability

An issue was discovered on Dasan GPON home routers. It is possible to bypass authentication simply by appending "?images" to any URL of the device that requires authentication, as demonstrated by the /menu.html?images/ or /GponForm/diag_FORM?images/ URI. One can then manage the device.

9.8 CRITICALEPSS 92.81%⚡ Known Exploited (CISA KEV)NVD: Published

Last updated: 2025-10-21 23:45 UTC

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
9.8	CRITICAL	3.1CISA-ADP	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CVE ID: CVE-2018-10561
Status: Published
Assigner (CNA): mitre
Published: May 4, 2018
Last modified: 2025-10-21 23:45 UTC
Weaknesses: CWE-287

Sources

NVD (unavailable at last refresh)
CVE.org
CISA KEV
FIRST EPSS

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