ZDI-26-071: Nagios Host monitoringwizard 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 monitoringwizard module. 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-2026-2042.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-26-071?
ZDI-26-071 has a critical severity due to its potential to allow remote code execution.
How do I fix ZDI-26-071?
To fix ZDI-26-071, you should update your Nagios Host installation to the latest patched version provided by Nagios.
Who can exploit ZDI-26-071?
Authentication is required to exploit ZDI-26-071, meaning only logged-in users with the necessary permissions can trigger the vulnerability.
What systems are affected by ZDI-26-071?
ZDI-26-071 affects installations of Nagios Host without the necessary security updates.
What could an attacker achieve by exploiting ZDI-26-071?
An attacker exploiting ZDI-26-071 could execute arbitrary code on the affected Nagios Host system, potentially taking control over it.