CVE-2018-5234 Command injection in Norton Core

High 8.0 Published Updated

Attackers can execute arbitrary commands on the Norton Core router, potentially compromising the device and network.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-5234?

CVE-2018-5234 is a high-severity command injection vulnerability in Symantec Corporation Norton Core, published on 30 Apr 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

The Norton Core router prior to v237 may be susceptible to a command injection exploit. This is a type of attack in which the goal is execution of arbitrary commands on the host system via vulnerable software.

Which versions are affected by CVE-2018-5234?

It affects 1 product.

Products include Symantec Norton Core Firmware.

How do I fix CVE-2018-5234?

No fix has been published for CVE-2018-5234 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-2018-5234 being exploited?

There is no known exploitation of CVE-2018-5234 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry and 2 proofs of concept on GitHub.

Sources

Also known as GHSA-f53h-49xr-7j8w.

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