cbcvebase.
CVE-2018-25143
published 2025-12-24

CVE-2018-25143: 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…

PriorityP358high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
0.52%
40.0th percentile
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.

Affected

13 ranges
VendorProductVersion rangeFixed in
microhard_systemsmicrohard_systems_3g_4g_cellular_ethernet_and_serial_gateway_backdoor_jailbreak——
microhardcorpbullet-3g_firmware——
microhardcorpbullet-lte_firmware——
microhardcorpbulletplus_firmware——
microhardcorpdragon-lte_firmware——
microhardcorpipn3gb_firmware——
microhardcorpipn3gii_firmware——
microhardcorpipn4g_firmware——
microhardcorpipn4gb_firmware——
microhardcorpipn4gb_firmware——
microhardcorpipn4gii_firmware——
microhardcorpvip4gb_firmware——
microhardcorpvip4gb_wifi-n_firmware——

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv4.08.7HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/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
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