CVE-2018-25147

HIGH

Microhard Systems IPn4G 1.1.0 - Privilege Escalation

Title source: llm

Description

Microhard Systems IPn4G 1.1.0 contains hardcoded default credentials that cannot be changed through normal gateway operations. Attackers can exploit these default credentials to gain unauthorized root-level access to the device by logging in with predefined username and password combinations.

Exploits (1)

exploitdb WRITEUP

by LiquidWorm · textremotehardware

https://www.exploit-db.com/exploits/45040

View Code ZIP pw:eip

References (3)

[Product] http://www.microhardcorp.com

[Exploit] https://www.exploit-db.com/exploits/45040

[Exploit, Third Party Advisory] https://www.zeroscience.mk/en/vulnerabilities/ZSL-2018-5480.php

Scores

CVSS v3 7.5

EPSS 0.0006

EPSS Percentile 17.6%

Attack Vector NETWORK

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

Classification

CWE

CWE-1392

Status published

Affected Products (15)

microhardcorp/ipn4g_firmware

microhardcorp/ipn3gb_firmware

microhardcorp/ipn4gb_firmware

microhardcorp/bullet-3g_firmware

microhardcorp/vip4gb_firmware

microhardcorp/vip4gb_wifi-n_firmware

microhardcorp/bullet-3g_firmware

microhardcorp/bullet-lte_firmware

microhardcorp/ipn3gii_firmware

microhardcorp/ipn4gii_firmware

microhardcorp/bulletplus_firmware

microhardcorp/dragon-lte_firmware

Timeline

Published Dec 24, 2025

Tracked Since Feb 18, 2026