CVE-2024-45700
Zabbix Server vulnerability analysis and mitigation

Overview

Zabbix server has been identified with a Denial of Service (DoS) vulnerability tracked as CVE-2024-45700, discovered and disclosed on April 2, 2025. The vulnerability affects multiple versions of Zabbix server software, including versions in Debian distributions bullseye and bookworm (Debian Tracker).

Technical details

The vulnerability is classified as a resource exhaustion issue (CWE-770) that occurs due to uncontrolled resource allocation. The CVSS v4.0 score assigned by Zabbix is 6.0 (Medium) with the vector string CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N (NVD).

Impact

When exploited, the vulnerability can cause the Zabbix server to crash through excessive memory allocation and CPU-intensive decompression operations. This can result in service disruption and unavailability of the Zabbix monitoring system (NVD).

Exploitability

An attacker can trigger this vulnerability by sending specially crafted requests to the server. The attack requires no user interaction or special privileges, making it relatively straightforward to exploit (NVD).

Mitigation and workarounds

A fix has been implemented in Zabbix version 7.0.10+dfsg-2 for Debian trixie and sid distributions. Users of affected versions should upgrade to the fixed version when available (Debian Tracker).

Additional resources


SourceThis report was generated using AI

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