ZDI-CAN-28249: ZDI-26-072: Nagios Host esensors_websensor_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 esensorswebsensorconfigwizardfunc 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-2026-2043.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-28249?
The severity of ZDI-CAN-28249 is critical due to its potential for remote code execution.
How do I fix ZDI-CAN-28249?
To fix ZDI-CAN-28249, update Nagios Host to the latest version that addresses this vulnerability.
Who is affected by ZDI-CAN-28249?
Organizations using vulnerable versions of Nagios Host are affected by ZDI-CAN-28249.
What type of vulnerability is ZDI-CAN-28249?
ZDI-CAN-28249 is a command injection vulnerability that allows for remote code execution.
Is authentication required to exploit ZDI-CAN-28249?
Yes, authentication is required to exploit the ZDI-CAN-28249 vulnerability.