Microhard Systems IPn4G 1.1.0 contains a service vulnerability that allows authenticated users to enable a restricted SSH shell with a default 'msshc' user. Attackers can exploit a custom 'ping' command in the NcFTP environment to escape the restricted shell and execute commands with root privileges.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Mon, 26 Jan 2026 20:00:00 +0000

Type Values Removed Values Added
First Time appeared Microhardcorp bullet-3g
Microhardcorp bullet-3g Firmware
Microhardcorp bullet-lte
Microhardcorp bullet-lte Firmware
Microhardcorp bulletplus
Microhardcorp bulletplus Firmware
Microhardcorp dragon-lte
Microhardcorp dragon-lte Firmware
Microhardcorp ipn3gb
Microhardcorp ipn3gb Firmware
Microhardcorp ipn3gii
Microhardcorp ipn3gii Firmware
Microhardcorp ipn4g Firmware
Microhardcorp ipn4gb
Microhardcorp ipn4gb Firmware
Microhardcorp ipn4gii
Microhardcorp ipn4gii Firmware
Microhardcorp vip4gb
Microhardcorp vip4gb Firmware
Microhardcorp vip4gb Wifi-n
Microhardcorp vip4gb Wifi-n Firmware
CPEs cpe:2.3:h:microhardcorp:bullet-3g:-:*:*:*:*:*:*:*
cpe:2.3:h:microhardcorp:bullet-lte:-:*:*:*:*:*:*:*
cpe:2.3:h:microhardcorp:bulletplus:-:*:*:*:*:*:*:*
cpe:2.3:h:microhardcorp:dragon-lte:-:*:*:*:*:*:*:*
cpe:2.3:h:microhardcorp:ipn3gb:-:*:*:*:*:*:*:*
cpe:2.3:h:microhardcorp:ipn3gii:-:*:*:*:*:*:*:*
cpe:2.3:h:microhardcorp:ipn4g:-:*:*:*:*:*:*:*
cpe:2.3:h:microhardcorp:ipn4gb:-:*:*:*:*:*:*:*
cpe:2.3:h:microhardcorp:ipn4gii:-:*:*:*:*:*:*:*
cpe:2.3:h:microhardcorp:vip4gb:-:*:*:*:*:*:*:*
cpe:2.3:h:microhardcorp:vip4gb_wifi-n:-:*:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:bullet-3g_firmware:1.2.0:build1076:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:bullet-3g_firmware:1.2.0:reva_build1032:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:bullet-lte_firmware:1.2.0:build1078:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:bulletplus_firmware:1.3.0:build1036:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:dragon-lte_firmware:1.1.0:build1036:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:ipn3gb_firmware:2.2.0:build2160:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:ipn3gii_firmware:1.2.0:build1076:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:ipn4g_firmware:1.1.0:build1098:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:ipn4gb_firmware:1.1.0:rev2_build1086:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:ipn4gb_firmware:1.1.0:rev2_build1090-2:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:ipn4gb_firmware:1.1.6:build1184-14:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:ipn4gii_firmware:1.2.0:build1078:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:vip4gb_firmware:1.1.6:build_1204:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:vip4gb_firmware:1.1.6:rev3_build1184-14:*:*:*:*:*:*
cpe:2.3:o:microhardcorp:vip4gb_wifi-n_firmware:1.1.6:rev2_build1196:*:*:*:*:*:*
Vendors & Products Microhardcorp bullet-3g
Microhardcorp bullet-3g Firmware
Microhardcorp bullet-lte
Microhardcorp bullet-lte Firmware
Microhardcorp bulletplus
Microhardcorp bulletplus Firmware
Microhardcorp dragon-lte
Microhardcorp dragon-lte Firmware
Microhardcorp ipn3gb
Microhardcorp ipn3gb Firmware
Microhardcorp ipn3gii
Microhardcorp ipn3gii Firmware
Microhardcorp ipn4g Firmware
Microhardcorp ipn4gb
Microhardcorp ipn4gb Firmware
Microhardcorp ipn4gii
Microhardcorp ipn4gii Firmware
Microhardcorp vip4gb
Microhardcorp vip4gb Firmware
Microhardcorp vip4gb Wifi-n
Microhardcorp vip4gb Wifi-n Firmware

Mon, 05 Jan 2026 12:30:00 +0000

Type Values Removed Values Added
First Time appeared Microhardcorp
Microhardcorp ipn4g
Vendors & Products Microhardcorp
Microhardcorp ipn4g

Wed, 24 Dec 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 24 Dec 2025 19:45:00 +0000

Type Values Removed Values Added
Description Microhard Systems IPn4G 1.1.0 contains a service vulnerability that allows authenticated users to enable a restricted SSH shell with a default 'msshc' user. Attackers can exploit a custom 'ping' command in the NcFTP environment to escape the restricted shell and execute commands with root privileges.
Title Microhard Systems IPn4G 1.1.0 Backdoor Jailbreak via Microhard Sh Service
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2025-12-24T20:25:48.441Z

Reserved: 2025-12-24T14:28:02.435Z

Link: CVE-2018-25143

cve-icon Vulnrichment

Updated: 2025-12-24T20:12:06.697Z

cve-icon NVD

Status : Analyzed

Published: 2025-12-24T20:15:48.590

Modified: 2026-01-26T19:52:01.687

Link: CVE-2018-25143

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-05T12:25:40Z

Weaknesses