CVE-2017-18046

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Buffer overflow on Dasan GPON ONT WiFi Router H640X 12.02-01121 2.77p1-1124 and 3.03p2-1146 devices allows remote attackers to execute arbitrary code via a long POST request to the login_action function in /cgi-bin/login_action.cgi (aka cgipage.cgi).

Metrics

CVSS 3.0 9.8/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-119

Affected software

No affected versions have been published.

Timeline

Published
Jan 21, 2018
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2017-18046: Critical severity, CVSS 9.8 | Vulnix