#VU15054 OS Command Injection in LenovoEMC NAS Firmware - CVE-2018-9077

Vulnerability identifier: #VU15054

Vulnerability risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2018-9077

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
LenovoEMC NAS Firmware
Hardware solutions / Firmware

Vendor: Lenovo

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to insufficient sanitization of user-supplied data within the "share:name" parameter. A remote authenticated attacker can inject and execute arbitrary OS commands with root privileges on the affected device.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

LenovoEMC NAS Firmware: 4.1.402.34662

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External links
https://support.lenovo.com/us/en/solutions/LEN-24224

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.