SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

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.

HIGH 8.7EPSS 0.59%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.59%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 4.0
8.7 HIGHCVSS: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/M
EPSS
0.59% probability · 46th percentile
CISA KEV
Not listed
Weakness
CWE-78
Affected
microhardcorp/ipn4g firmware · microhardcorp/ipn3gb firmware · microhardcorp/ipn4gb firmware · microhardcorp/bullet-3g firmware · microhardcorp/vip4gb firmware · microhardcorp/vip4gb wifi-n firmware · microhardcorp/bullet-lte firmware · microhardcorp/ipn3gii firmware · microhardcorp/ipn4gii firmware · microhardcorp/bulletplus firmware · microhardcorp/dragon-lte firmware
Source
disclosure@vulncheck.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.