Cyber Resilience

CVE-2018-25146

HighPublic PoC

Published: 24 December 2025

Published
24 December 2025
Modified
02 February 2026
KEV Added
Patch
CVSS Score v4 7.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0041 32.6th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2018-25146 is a high-severity Incorrect Authorization (CWE-863) vulnerability in Microhardcorp Ipn4Gb Firmware. Its CVSS base score is 7.1 (High).

Operationally, ranked at the 32.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Microhard Systems IPn4G 1.1.0 contains an undocumented vulnerability that allows authenticated attackers to list and manipulate running system processes. Attackers can send arbitrary signals to kill background processes and system services through a hidden feature, potentially causing service disruption and…

more

requiring device restart.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microhardcorp
ipn4g firmware
1.1.0
microhardcorp
ipn3gb firmware
2.2.0
microhardcorp
ipn4gb firmware
1.1.0, 1.1.6
microhardcorp
bullet-3g firmware
1.2.0
microhardcorp
vip4gb firmware
1.1.6
microhardcorp
vip4gb wifi-n firmware
1.1.6
microhardcorp
bullet-lte firmware
1.2.0
microhardcorp
ipn3gii firmware
1.2.0
microhardcorp
ipn4gii firmware
1.2.0
microhardcorp
bulletplus firmware
1.3.0
+1 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-863

Periodic review and update of procedures reduces incorrect authorization implementations over time.

addresses: CWE-863

Supervision identifies cases where authorization logic incorrectly permits unauthorized actions.

addresses: CWE-863

Defining permitted attribute values and auditing modifications reduces the chance of incorrect authorization outcomes due to tampered or missing labels.

addresses: CWE-863

The authorization process and usage restrictions help prevent incorrect authorization for remote access types.

addresses: CWE-863

Establishing configuration and connection requirements helps ensure correct rather than incorrect authorization for wireless access.

addresses: CWE-863

Establishing connection authorization processes for mobile devices helps ensure authorization decisions are correctly implemented rather than incorrect.

addresses: CWE-863

Monitoring account use, notifying on changes, and reviewing accounts for compliance corrects incorrect authorization assignments.

addresses: CWE-863

Ensures authorization decisions for external system use are correctly implemented and enforced.

References