Vulnerability identifier: #VU51482

Vulnerability risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-28144

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
DIR-3060
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor:

Description

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

The vulnerability exists due to improper input validation when SetVirtualServerSettings calls CheckArpTables. A remote authenticated attacker can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://packetstormsecurity.com/files/161757/D-Link-DIR-3060-1.11b04-Command-Injection.html
http://seclists.org/fulldisclosure/2021/Mar/23
http://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10208
http://www.iot-inspector.com/blog/advisory-d-link-dir-3060/

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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.