CVE-2024-42329: zabbix Null Dereference — Fix

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.

Is your site exposed to CVE-2024-42329?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

3.3

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Weakness Type (CWE)

CWE-476 CWE-476

CWE-690 CWE-690

Affected Products

Vendor	Product	Versions
zabbix	zabbix	7.0.0 — 7.0.4

References

Advisories & Patches

https://support.zabbix.com/browse/ZBX-25625

Frequently Asked Questions

What is CVE-2024-42329? +

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. It has a CVSS v3.1 base score of 3.3 (LOW).

How severe is CVE-2024-42329? +

CVE-2024-42329 has a CVSS v3.1 score of 3.3 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

What products are affected by CVE-2024-42329? +

CVE-2024-42329 affects products from zabbix, specifically: zabbix. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-42329? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2025-29896

A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, …

CVE-2026-8479

IEC 60870-5-104 used in bidirectional mode in RTU500 is vulnerable for a NULL pointer dereferencing, if a specially crafted sequence …

CVE-2026-43841

A NULL pointer dereference vulnerability in the license manager service could allow an unauthenticated attacker to crash the service via …

CVE-2025-24031

PAM-PKCS#11 is a Linux-PAM login module that allows a X.509 certificate based user login. In versions 0.6.12 and prior, the …

CVE-2025-31115

XZ Utils provide a general-purpose data-compression library plus command-line tools. In XZ Utils 5.3.3alpha to 5.8.0, the multithreaded .xz decoder …

CVE-2025-0121

A null pointer dereference vulnerability in the Palo Alto Networks Cortex® XDR agent on Windows devices allows a low-privileged local …

CVE-2024-42329