CVE-2020-12109

Certain TP-Link devices allow Command Injection. This affects NC200 2.1.9 build 200225, NC210 1.0...

8.8 HighPublic exploit

Certain TP-Link devices allow Command Injection. This affects NC200 2.1.9 build 200225, NC210 1.0.9 build 200304, NC220 1.3.0 build 200304, NC230 1.3.0 build 200304, NC250 1.3.0 build 200304, NC260 1.5.2 build 200304, and NC450 1.5.3 build 200304.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

74.3%Up 67.1 points since Apr 14, 2021

What each source reports

NVD Score used 8.8

Record: CVE-2020-12109
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 9.0 HighAV:N/AC:L/Au:S/C:C/I:C/A:C
Weakness: CWE-78
Updated: 2026-11-02

CVE List No score

Record: CVE-2020-12109
Updated: 2026-11-02

EUVDEUVD-2020-4425 No score

Record: EUVD-2020-4425
Updated: 2026-11-03

GitHub AdvisoriesGHSA-224v-7q6x-2x5f 8.8

Certain TP-Link devices allow Command Injection. This affects NC200 2.1.9 build 200225, NC210 1.0...

Record: GHSA-224v-7q6x-2x5f
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-78
Updated: 2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Metasploit	TP-Link Cloud Cameras NCXXX Bonjour Command Injection	2020-04-29

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, Metasploit, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-12109 is a high vulnerability (CVSS 8.8) in Tp-link Nc200 Firmware, published May 4, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 74.3%, the 99th percentile. No source names a fixed version.