CVE-2020-18331: Chinamobileltd GPN2.4P21-C-Cn Firmware

Critical severity, CVSS 9.1. EPSS: 1.3% chance of exploitation in the next 30 days.

Directory traversal vulnerability in ChinaMobile PLC Wireless Router model GPN2.4P21-C-CN running the firmware version W2000EN-01(hardware platform Gpn2.4P21-C_WIFI-V0.05), via the getpage parameter to /cgi-bin/webproc.

Affected products

• Chinamobileltd GPN2.4P21-C-Cn Firmware: version w2000en-01 only

Published 2023-01-26. Last modified 2026-06-17.