CVE-2018-1143 Command injection in N750 DB Wi-Fi Dual-Band N+ Gigabit Router (F9K1103)

Critical 9.8 Published Updated

Remote unauthenticated attackers can execute arbitrary commands as root on Belkin N750 routers via a crafted HTTP request.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-1143?

CVE-2018-1143 is a critical command injection vulnerability in Belkin N750 DB Wi-Fi Dual-Band N+ Gigabit Router (F9K1103), published on 19 Apr 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A remote unauthenticated user can execute commands as root in the Belkin N750 using firmware version 1.10.22 by sending a crafted HTTP request to twonky_command.cgi.

Weakness: CWE-78

Which versions are affected by CVE-2018-1143?

It affects 1 product.

Products include Belkin N750 Firmware.

How do I fix CVE-2018-1143?

No fix has been published for CVE-2018-1143 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2018-1143 being exploited?

There is no known exploitation of CVE-2018-1143 in the wild and no public exploit code.

Sources

Also known as GHSA-f8j8-x86c-f7r5.

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