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High · 8.4 CVE-2018-25144 EUVD-2025-205330GHSA-gpch-6qpg-rp8g

Microhard Systems IPn4G 1.1.0 Arbitrary File Access via Undocumented System Editor

Published Dec 24, 2025 · Updated Feb 2, 2026 · Assigned by VulnCheck

Description

Microhard Systems IPn4G 1.1.0 contains an authentication bypass vulnerability in the hidden system-editor.sh script that allows authenticated attackers to read, modify, or delete arbitrary files. Attackers can exploit unsanitized 'path', 'savefile', 'edit', and 'delfile' parameters to perform unauthorized file system modifications through GET and POST requests.

Affected products

VendorProductAffectedFixed
Microhard Systems Microhard Systems 3G/4G Cellular Ethernet and Serial Gateway Arbitrary File Attacks IPn4G 1.1.0 build 1098 —

References