CVE-2020-18330

An issue was discovered in the default configuration of ChinaMobile PLC Wireless Router model...

9.1 Critical

An issue was discovered in the default configuration of ChinaMobile PLC Wireless Router model GPN2.4P21-C-CN running the firmware version W2000EN-01(hardware platform Gpn2.4P21-C_WIFI-V0.05), allows attackers to gain access to the configuration interface.

Attack profile

How easy it is to exploit

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

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: None

Exploit likelihood

1.05%Up 0.2 points since Jan 26, 2023

What each source reports

NVD Score used 9.1

Record: CVE-2020-18330
CVSS 3.1: 9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness: CWE-22
Updated: 2026-11-02

CVE List 9.1

Record: CVE-2020-18330
CVSS 3.1: 9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness: CWE-22
Updated: 2026-11-02

EUVDEUVD-2020-10254 9.1

Record: EUVD-2020-10254
CVSS 3.1: 9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-mhww-mq8c-j9q5 9.1

An issue was discovered in the default configuration of ChinaMobile PLC Wireless Router model...

Record: GHSA-mhww-mq8c-j9q5
CVSS 3.1: 9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness: CWE-22
Updated: 2026-11-02

Affected products

chinamobileltd gpn2.4p21-c-cn firmware

History

History
Recorded	Changed	Sources
Nov 10, 2026	facts
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

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

In short

CVE-2020-18330 is a critical vulnerability (CVSS 9.1) in Chinamobileltd Gpn2.4p21-c-cn Firmware, published January 25, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.05%, the 64th percentile. No source names a fixed version.