#VU29420 Command Injection in PA6 Wi-Fi Powerline extender - CVE-2019-16213

Vulnerability identifier: #VU29420

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-2019-16213

CWE-ID: CWE-77

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PA6 Wi-Fi Powerline extender
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Shenzhen Tenda Technology Co.,Ltd.

Description

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

The vulnerability exists due to improper input validation. A remote authenticated attacker can send a specially crafted string, modify the device name of an attached PLC adapter and execute arbitrary commands on the target system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

PA6 Wi-Fi Powerline extender: 1.0.1.21

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External links
https://securityintelligence.com/posts/vulnerable-powerline-extenders-underline-lax-iot-security/

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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.