CVE-2018-25143

moderate-risk
Published 2025-12-24

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.

Do I need to act?

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0.14% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (15)

Ipn4G Firmware
Ipn3Gb Firmware
Ipn4Gb Firmware
Ipn4Gb Firmware
Ipn4Gb Firmware
Bullet-3G Firmware
Vip4Gb Firmware
Vip4Gb Firmware
Vip4Gb Wifi-N Firmware
Bullet-3G Firmware
Ipn3Gii Firmware
Ipn4Gii Firmware
Bulletplus Firmware
Dragon-Lte Firmware

Affected Vendors

Microhardcorp

References (4)

Product http://www.microhardcorp.com
Exploit https://www.exploit-db.com/exploits/45041
Exploit https://www.zeroscience.mk/en/vulnerabilities/ZSL-2018-5486.php
Exploit https://www.zeroscience.mk/en/vulnerabilities/ZSL-2018-5486.php
49
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 1/34 · Minimal
Exposure 18/34 · Moderate