CVE-2018-25148

HIGH

Microhard Systems IPn4G 1.1.0 - Authenticated RCE

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2018-25148. PoCs published by LiquidWorm.

AI-analyzed exploit summary This exploit demonstrates authenticated remote code execution (RCE) via hidden crontab and startup script modification features in Microhard Systems' cellular gateways. It leverages undocumented admin interface functionality to execute arbitrary commands as root.

Description

Microhard Systems IPn4G 1.1.0 contains multiple authenticated remote code execution vulnerabilities in the admin interface that allow attackers to create crontab jobs and modify system startup scripts. Attackers can exploit hidden admin features to execute arbitrary commands with root privileges, including starting services, disabling firewalls, and writing files to the system.

Exploits (1)

exploitdb WORKING POC
by LiquidWorm · textwebappshardware
https://www.exploit-db.com/exploits/45038

This exploit demonstrates authenticated remote code execution (RCE) via hidden crontab and startup script modification features in Microhard Systems' cellular gateways. It leverages undocumented admin interface functionality to execute arbitrary commands as root.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Microhard Systems IPn4Gb, IPn3Gb, Bullet-3G, VIP4Gb, etc. (multiple versions)
Auth required
Prerequisites: Authenticated access to the admin interface · Network access to the target device
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory third-party-advisory
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2018-5479.php

Scores

CVSS v3 8.8
EPSS 0.0067
EPSS Percentile 47.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-266
Status published
Products (12)
microhardcorp/bullet-3g_firmware 1.2.0 reva_build1032 (2 CPE variants)
microhardcorp/bullet-lte_firmware 1.2.0 build1078
microhardcorp/bulletplus_firmware 1.3.0 build1036
microhardcorp/dragon-lte_firmware 1.1.0 build1036
microhardcorp/ipn3gb_firmware 2.2.0 build2160
microhardcorp/ipn3gii_firmware 1.2.0 build1076
microhardcorp/ipn4g_firmware 1.1.0 build1098
microhardcorp/ipn4gb_firmware 1.1.6 build1184-14
microhardcorp/ipn4gb_firmware 1.1.0 rev2_build1090-2 (2 CPE variants)
microhardcorp/ipn4gii_firmware 1.2.0 build1078
... and 2 more
Published Dec 24, 2025
Tracked Since Feb 18, 2026