CVE-2018-18836 Code injection in n/a

Medium 6.5 Published 18 Jun 2019 Updated 5 Aug 2024

Attackers can execute arbitrary code via JSON injection in the Netdata API, requiring an upgrade to secure the monitoring server.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2018-18836?

CVE-2018-18836 is a medium-severity code injection vulnerability in n/a, published on 18 Jun 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

An issue was discovered in Netdata 1.10.0. JSON injection exists via the api/v1/data tqx parameter because of web_client_api_request_v1_data in web/api/web_api_v1.c.

Weakness: CWE-94

Which versions are affected by CVE-2018-18836?

It affects 1 product.

Products include My-Netdata Netdata.

How do I fix CVE-2018-18836?

Upgrade to a fixed version.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2018-18836 being exploited?

There is no known exploitation of CVE-2018-18836 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2018-18836, GHSA-h9cp-8fw3-4wc5, UBUNTU-CVE-2018-18836.