Is CVE-2017-18046 actively exploited?

CVE-2017-18046 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2017-18046?

CVE-2017-18046 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2017-18046?

Patch guidance is available from dasannetworks security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2017-18046.

Fix CVE-2017-18046 - CRITICAL dasannetworks h640x firmware

Q: Which products are affected by CVE-2017-18046?

3 products: dasannetworks h640x firmware, dasannetworks h640x firmware, dasannetworks h640x firmware.

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).

CVSS Metrics

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-119 · Memory Buffer Errors

Metadata

Primary Vendor: DASANNETWORKS
Published: 1/21/2018
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

dasannetworks : h640x_firmwaredasannetworks : h640x_firmwaredasannetworks : h640x_firmware

Remediation Guidance

Executive Summary

View on NIST NVD