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CVE-2018-25143

Microhard Systems IPn4G 1.1.0 Backdoor Jailbreak via Microhard Sh Service

CVSS 8.7 HIGHEPSS 0.5%CWE-78
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/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
Microhard Systems · Microhard Systems 3G/4G Cellular Ethernet and Serial Gateway Backdoor Jailbreak

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References
https://www.exploit-db.com/exploits/45041https://www.zeroscience.mk/en/vulnerabilities/ZSL-2018-5486.phphttp://www.microhardcorp.com