CVE-2024-42329 JS - Crash on unexpected HTTP server response

Low 3.3 Published Updated

A null pointer dereference in the Zabbix webdriver causes a crash when handling unexpected HTTP server responses, leading to denial of service.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2024-42329?

CVE-2024-42329 is a low-severity vulnerability in Zabbix Zabbix, published on 27 Nov 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The webdriver for the Browser object expects an error object to be initialized when the webdriver_session_query function fails. But this function can fail for various reasons without an error description and then the wd->error will be NULL and trying to read from it will result in a crash.

Weakness: CWE-690, CWE-476

Which versions are affected by CVE-2024-42329?

It affects 1 product.

Products include Zabbix Zabbix.

How do I fix CVE-2024-42329?

Apply the vendor's patch.

Is CVE-2024-42329 being exploited?

There is no known exploitation of CVE-2024-42329 in the wild and no public exploit code.

All Zabbix Zabbix vulnerabilities

Sources

Also known as DEBIAN-CVE-2024-42329, GHSA-6cpc-423v-fx46, UBUNTU-CVE-2024-42329.

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