---
id: "CVE-2018-14839"
kind: "vulnerability"
aliases: ["CVE-2018-14839"]
title: "LG N1A1 NAS: LG N1A1 NAS Remote Command Execution Vulnerability"
severity: "critical"
cvss: 9.8
epss: 0.89354
exploited: true
status: "open"
category: "infrastructure"
products: [{"name": "LG N1A1 NAS", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["exploited", "infrastructure", "lg-n1a1", "nas", "self-hosted"]
not_affected_if: ["unknown"]
published_at: "2019-05-14T21:29:00+00:00"
first_seen_at: "2026-10-23T19:11:52+00:00"
updated_at: "2026-10-23T21:57:35+00:00"
sources: [{"source": "kev", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2018-14839", "first_seen_at": "2026-10-23T19:11:52+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2018-14839", "first_seen_at": "2026-10-23T19:13:45+00:00"}, {"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-14839", "first_seen_at": "2026-10-23T21:57:35+00:00"}]
---

# LG N1A1 NAS: LG N1A1 NAS Remote Command Execution Vulnerability

The LG N1A1 NAS firmware version 3718.510 has a remote code execution flaw. An attacker can run commands on the device over the network, and it is listed in CISA's known-exploited catalog.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:LG N1A1 NAS affected ? fixed ?

## How to check

Check the firmware version on the NAS admin page; the affected version reported is 3718.510.

## Fix

Apply the vendor update per LG instructions; no fixed version is named in the sources.

## Timeline

- 2026-10-23T19:11:52+00:00 kev https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2018-14839
- 2026-10-23T19:13:45+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2018-14839
- 2026-10-23T21:57:35+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2018-14839

## From the sources

LG N1A1 NAS 3718.510 is affected by: Remote Command Execution. The impact is: execute arbitrary code (remote). The attack vector is: HTTP POST with parameters.

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_