CVE-2018-14839
KEVLG N1A1 NAS Remote Command Execution Vulnerability
Description
LG N1A1 NAS 3718.510 is affected by a remote code execution vulnerability.
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.
CVSS 3.1 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HPublishedMay 14, 2019
Last modifiedJun 17, 2026
Added to KEVMar 25, 2022
Remediation dueApr 15, 2022
References
- medium.com/%400x616163/lg-n1a1-unauthenticated-remote-command-injection-cve-2018-14839-9d2cf760e247ExploitThird Party Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-14839US Government Resource
0 recent articles mention this CVE
88
Risk assessment · Critical
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 1655 days
- CVSS
- 9.8 CRITICAL
- EPSS (30-day exploit probability)
- 89.2% · top 1% of all CVEs
- Weakness
- CWE-78
- Attack vector
- Network, remotely reachable
- Preconditions
- No privileges and no user interaction
Recommended actions
- 1.Apply updates per vendor instructions.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Review exposure: confirm which instances are reachable from the internet and restrict access until patched.
- 4.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.