ZDI-26-073: Nagios Host zabbixagent_configwizard_func Command Injection Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Nagios Host. Authentication is required to exploit this vulnerability. The specific flaw exists within the zabbixagentconfigwizardfunc method. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Nagios Host. Authentication is required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.2. The following CVEs are assigned: CVE-2026-2041.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-26-073?
The severity of ZDI-26-073 is critical due to its potential for remote code execution.
How do I fix ZDI-26-073?
To fix ZDI-26-073, update to the latest version of Nagios Host as provided in the official release notes.
What types of systems are affected by ZDI-26-073?
ZDI-26-073 affects installations of Nagios Host that have the zabbixagent_configwizard_func feature enabled.
Is authentication required to exploit ZDI-26-073?
Yes, authentication is required to exploit the ZDI-26-073 vulnerability.
What can attackers do if they exploit ZDI-26-073?
If exploited, attackers can execute arbitrary code on the affected Nagios Host installation.