CVE-2020-18331

CRITICAL

ChinaMobile PLC Wireless Router - Path Traversal

Title source: llm

Description

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.

References (2)

Core 2

Core References

Various Sources

https://medium.com/%40SergiuSechel/insecure-permissions-and-multiple-vulnerabilities-in-chinamobile-plc-wireless-routers-leaves-more-d3eb9ff70d24

Exploit, Third Party Advisory

https://github.com/cybertoxin/CVEs/blob/main/CVE_2020_18331.md

View Exploit ZIP pw:eip

Scores

CVSS v3 9.1

EPSS 0.0086

EPSS Percentile 75.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact total

Details

CWE

CWE-22

Status published

Products (1)

chinamobileltd/gpn2.4p21-c-cn_firmware w2000en-01

Published Jan 26, 2023

Tracked Since Feb 18, 2026